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CVE-2023-25743

A lack of in app notification for entering fullscreen mode could have lead to a malicious website...

7.5 High

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
None

Exploit likelihood

0.65%Up 0.6 points since Jun 3, 2023
90%50%10%1%

What each source reports

NVD Score used 7.5

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

Record
CVE-2023-25743
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-290
Updated
2026-11-02
CVE List No score

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

Record
CVE-2023-25743
Updated
2026-11-02
EUVDEUVD-2023-29650 No score

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

Record
EUVD-2023-29650
Updated
2026-11-03
GitHub AdvisoriesGHSA-j7hq-xhjg-3w36 7.5

A lack of in app notification for entering fullscreen mode could have lead to a malicious website...

A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>This bug only affects Firefox Focus. Other versions of Firefox are unaffected.. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

Record
GHSA-j7hq-xhjg-3w36
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-290
Updated
2026-11-02
OSVRHSA-2023:0805 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0805
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0806 8.8

Red Hat Security Advisory: Mozilla Firefox security update

Record
RHSA-2023:0806
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 28 moreShow less
OSVRHSA-2023:0807 8.8

Red Hat Security Advisory: Mozilla Firefox security update

Record
RHSA-2023:0807
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0808 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0808
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0809 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0809
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0810 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0810
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0811 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0811
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0812 8.8

Red Hat Security Advisory: firefox security update

Record
RHSA-2023:0812
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0817 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0817
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0818 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0818
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0819 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0819
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0820 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0820
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0821 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0821
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0822 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0822
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0823 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0823
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2023:0824 8.8

Red Hat Security Advisory: thunderbird security update

Record
RHSA-2023:0824
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2023:0808 7.5

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 102.8.0 ESR.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)

  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)

  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)

  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)

  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)

  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)

  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)

  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)

  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)

  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)

  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)

  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2023:0808
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2023:0810 7.5

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 102.8.0 ESR.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)

  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)

  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)

  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)

  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)

  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)

  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)

  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)

  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)

  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)

  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)

  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2023:0810
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2023:0821 7.5

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.8.0.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)

  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)

  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)

  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)

  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)

  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)

  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)

  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)

  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)

  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)

  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)

  • Mozilla: User Interface lockup with messages combining S/MIME and OpenPGP (CVE-2023-0616)

  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2023:0821
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRLSA-2023:0824 7.5

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.8.0.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)

  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)

  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)

  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)

  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)

  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)

  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)

  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)

  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)

  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)

  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)

  • Mozilla: User Interface lockup with messages combining S/MIME and OpenPGP (CVE-2023-0616)

  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
RLSA-2023:0824
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVALSA-2023:0808 No score

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 102.8.0 ESR.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)
  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)
  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)
  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)
  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)
  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)
  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)
  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)
  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)
  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)
  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)
  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2023:0808
Updated
2026-11-02
OSVALSA-2023:0810 No score

Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 102.8.0 ESR.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)
  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)
  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)
  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)
  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)
  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)
  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)
  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)
  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)
  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)
  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)
  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2023:0810
Updated
2026-11-02
OSVALSA-2023:0821 No score

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.8.0.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)
  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)
  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)
  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)
  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)
  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)
  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)
  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)
  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)
  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)
  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)
  • Mozilla: User Interface lockup with messages combining S/MIME and OpenPGP (CVE-2023-0616)
  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2023:0821
Updated
2026-11-02
OSVALSA-2023:0824 No score

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 102.8.0.

Security Fix(es):

  • Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)
  • Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)
  • Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)
  • Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)
  • Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)
  • Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)
  • Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)
  • Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)
  • Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)
  • Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)
  • Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)
  • Mozilla: User Interface lockup with messages combining S/MIME and OpenPGP (CVE-2023-0616)
  • Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2023:0824
Updated
2026-11-02
OSVopenSUSE-SU-2024:12702-1 No score

libmozjs-102-0-102.8.0-1.1 on GA media

These are all security issues fixed in the libmozjs-102-0-102.8.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12702-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:12753-1 No score

MozillaFirefox-110.0.1-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-110.0.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12753-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score

firefox-esr-128.5.1-1.1 on GA media

These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:14572-1
Updated
2026-11-02
OSVSUSE-SU-2023:0461-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Updated to version 102.8.0 ESR (bsc#1208144):

  • CVE-2023-25728: Fixed content security policy leak in violation reports using iframes.
  • CVE-2023-25730: Fixed screen hijack via browser fullscreen mode.
  • CVE-2023-25743: Fixed Fullscreen notification not being shown in Firefox Focus.
  • CVE-2023-0767: Fixed arbitrary memory write via PKCS 12 in NSS.
  • CVE-2023-25735: Fixed potential use-after-free from compartment mismatch in SpiderMonkey.
  • CVE-2023-25737: Fixed invalid downcast in SVGUtils::SetupStrokeGeometry.
  • CVE-2023-25738: Fixed printing on Windows which could potentially crash Firefox with some device drivers.
  • CVE-2023-25739: Fixed use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext.
  • CVE-2023-25729: Fixed extensions opening external schemes without user knowledge.
  • CVE-2023-25732: Fixed out of bounds memory write from EncodeInputStream.
  • CVE-2023-25734: Fixed opening local .url files that causes unexpected network loads.
  • CVE-2023-25742: Fixed tab crash by Web Crypto ImportKey.
  • CVE-2023-25744: Fixed Memory safety bugs.
  • CVE-2023-25746: Fixed Memory safety bugs.
Record
SUSE-SU-2023:0461-1
Updated
2026-11-02
OSVSUSE-SU-2023:0466-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Updated to version 102.8.0 ESR (bsc#1208144):

  • CVE-2023-25728: Fixed content security policy leak in violation reports using iframes.
  • CVE-2023-25730: Fixed screen hijack via browser fullscreen mode.
  • CVE-2023-25743: Fixed Fullscreen notification not being shown in Firefox Focus.
  • CVE-2023-0767: Fixed arbitrary memory write via PKCS 12 in NSS.
  • CVE-2023-25735: Fixed potential use-after-free from compartment mismatch in SpiderMonkey.
  • CVE-2023-25737: Fixed invalid downcast in SVGUtils::SetupStrokeGeometry.
  • CVE-2023-25738: Fixed printing on Windows which could potentially crash Firefox with some device drivers.
  • CVE-2023-25739: Fixed use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext.
  • CVE-2023-25729: Fixed extensions opening external schemes without user knowledge.
  • CVE-2023-25732: Fixed out of bounds memory write from EncodeInputStream.
  • CVE-2023-25734: Fixed opening local .url files that causes unexpected network loads.
  • CVE-2023-25742: Fixed tab crash by Web Crypto ImportKey.
  • CVE-2023-25744: Fixed Memory safety bugs.
  • CVE-2023-25746: Fixed Memory safety bugs.
Record
SUSE-SU-2023:0466-1
Updated
2026-11-02
OSVSUSE-SU-2023:0469-1 No score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Updated to version 102.8.0 ESR (bsc#1208144):

  • CVE-2023-25728: Fixed content security policy leak in violation reports using iframes.
  • CVE-2023-25730: Fixed screen hijack via browser fullscreen mode.
  • CVE-2023-25743: Fixed Fullscreen notification not being shown in Firefox Focus.
  • CVE-2023-0767: Fixed arbitrary memory write via PKCS 12 in NSS.
  • CVE-2023-25735: Fixed potential use-after-free from compartment mismatch in SpiderMonkey.
  • CVE-2023-25737: Fixed invalid downcast in SVGUtils::SetupStrokeGeometry.
  • CVE-2023-25738: Fixed printing on Windows which could potentially crash Firefox with some device drivers.
  • CVE-2023-25739: Fixed use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext.
  • CVE-2023-25729: Fixed extensions opening external schemes without user knowledge.
  • CVE-2023-25732: Fixed out of bounds memory write from EncodeInputStream.
  • CVE-2023-25734: Fixed opening local .url files that causes unexpected network loads.
  • CVE-2023-25742: Fixed tab crash by Web Crypto ImportKey.
  • CVE-2023-25744: Fixed Memory safety bugs.
  • CVE-2023-25746: Fixed Memory safety bugs.
Record
SUSE-SU-2023:0469-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
firefox
AlmaLinux:8
From an advisory covering 12 CVEs
 before 102.8.0-2.el8_7.alma
102.8.0-2.el8_7.alma
firefox
AlmaLinux:9
From an advisory covering 12 CVEs
 before 102.8.0-2.el9_1.alma
102.8.0-2.el9_1.alma
firefox-x11
AlmaLinux:9
From an advisory covering 12 CVEs
 before 102.8.0-2.el9_1.alma
102.8.0-2.el9_1.alma
thunderbird
AlmaLinux:8
From an advisory covering 13 CVEs
 before 102.8.0-2.el8_7.alma
102.8.0-2.el8_7.alma
thunderbird
AlmaLinux:9
From an advisory covering 13 CVEs
 before 102.8.0-2.el9_1.alma
102.8.0-2.el9_1.alma
firefox
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
firefox-debuginfo
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
firefox-debugsource
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
firefox
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
firefox-debuginfo
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
Show 92 moreShow less
Affected packages
PackageAffectedFixed
firefox-debugsource
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
firefox
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
firefox-debuginfo
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
firefox-debugsource
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
firefox
Red Hat:enterprise_linux:8::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
firefox-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
firefox-debugsource
Red Hat:enterprise_linux:8::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
firefox
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
firefox-debuginfo
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
firefox-debugsource
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
firefox
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
firefox-debuginfo
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
firefox-debugsource
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
firefox-x11
Red Hat:enterprise_linux:9::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
firefox
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debuginfo
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debugsource
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debuginfo
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debugsource
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debuginfo
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox-debugsource
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
firefox
Red Hat:enterprise_linux:7::client
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
firefox-debuginfo
Red Hat:enterprise_linux:7::client
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
firefox
Red Hat:enterprise_linux:7::server
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
firefox-debuginfo
Red Hat:enterprise_linux:7::server
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
firefox
Red Hat:enterprise_linux:7::workstation
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
firefox-debuginfo
Red Hat:enterprise_linux:7::workstation
From an advisory covering 11 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird
Red Hat:enterprise_linux:7::client
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird-debuginfo
Red Hat:enterprise_linux:7::client
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird
Red Hat:enterprise_linux:7::server
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird-debuginfo
Red Hat:enterprise_linux:7::server
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird
Red Hat:enterprise_linux:7::workstation
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird-debuginfo
Red Hat:enterprise_linux:7::workstation
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el7_9
0:102.8.0-2.el7_9
thunderbird
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
thunderbird-debuginfo
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
thunderbird-debugsource
Red Hat:rhel_e4s:8.1::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_1
0:102.8.0-2.el8_1
thunderbird
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debuginfo
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debugsource
Red Hat:rhel_aus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debuginfo
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debugsource
Red Hat:rhel_e4s:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debuginfo
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird-debugsource
Red Hat:rhel_tus:8.2::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_2
0:102.8.0-2.el8_2
thunderbird
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
thunderbird-debuginfo
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
thunderbird-debugsource
Red Hat:rhel_eus:8.4::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_4
0:102.8.0-2.el8_4
thunderbird
Red Hat:enterprise_linux:8::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
thunderbird-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
thunderbird-debugsource
Red Hat:enterprise_linux:8::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
thunderbird
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
thunderbird-debuginfo
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
thunderbird-debugsource
Red Hat:rhel_eus:8.6::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_6
0:102.8.0-2.el8_6
thunderbird
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
thunderbird-debuginfo
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
thunderbird-debugsource
Red Hat:rhel_eus:9.0::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_0
0:102.8.0-2.el9_0
thunderbird
Red Hat:enterprise_linux:9::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
thunderbird-debuginfo
Red Hat:enterprise_linux:9::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
thunderbird-debugsource
Red Hat:enterprise_linux:9::appstream
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
firefox
Rocky Linux:8
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
firefox
Rocky Linux:9
From an advisory covering 12 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
thunderbird
Rocky Linux:8
From an advisory covering 13 CVEs
 before 0:102.8.0-2.el8_7
0:102.8.0-2.el8_7
thunderbird
Rocky Linux:9
From an advisory covering 13 CVEs
 before 0:102.8.0-2.el9_1
0:102.8.0-2.el9_1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP4
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP3-ESPOS
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise Real Time 15 SP3
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP2-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP3-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP2
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP3
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Enterprise Storage 7
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:Enterprise Storage 7.1
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
openSUSE:Leap 15.4
From an advisory covering 14 CVEs
 before 102.8.0-150200.152.78.1
102.8.0-150200.152.78.1
MozillaFirefox
SUSE:OpenStack Cloud 9
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:OpenStack Cloud Crowbar 9
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 12 SP4
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Software Development Kit 12 SP5
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP2-BCL
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP4-ESPOS
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP4-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server 12 SP5
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
From an advisory covering 14 CVEs
 before 102.8.0-112.150.1
102.8.0-112.150.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150000.150.76.1
102.8.0-150000.150.76.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP1-LTSS
From an advisory covering 14 CVEs
 before 102.8.0-150000.150.76.1
102.8.0-150000.150.76.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
From an advisory covering 14 CVEs
 before 102.8.0-150000.150.76.1
102.8.0-150000.150.76.1
MozillaFirefox
openSUSE:Tumbleweed
From an advisory covering 19 CVEs
 before 110.0.1-1.1
110.0.1-1.1
firefox-esr
openSUSE:Tumbleweed
From an advisory covering 1860 CVEs
 before 128.5.1-1.1
128.5.1-1.1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-25743 is a high vulnerability (CVSS 7.5) in Mozilla Firefox, published February 20, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.65%, the 51st percentile. No source names a fixed version.

References

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Left out here: 1,777 references. The JSON record has them.

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