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CVE-2026-93387

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote...

4.3 MediumFix available

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.25%Unchanged since Sep 18, 2026
90%50%10%1%

What each source reports

CVE List Score used 4.3

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
CVE-2026-93387
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Weakness
CWE-754
Updated
2026-11-02
EUVDEUVD-2026-82479 4.3

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
EUVD-2026-82479
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-h2gx-2wp9-ghcx 4.3

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote...

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
GHSA-h2gx-2wp9-ghcx
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Weakness
CWE-754
Updated
2026-11-02
NVD 4.3

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
CVE-2026-93387
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Weakness
CWE-754
Updated
2026-11-02
OSVDEBIAN-CVE-2026-93387 4.3

Improper state validation in Skia in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)

Record
DEBIAN-CVE-2026-93387
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVRLSA-2026:95194 9.6

Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • chromium-browser: skia: chromium-browser: skia: Use after free in Skia (CVE-2026-85049)

  • chromium-browser: skia: Skia: Cross-origin data disclosure via use-after-free vulnerability (CVE-2026-91747)

  • chromium-browser: skia: Skia in chromium-browser: Information disclosure via improper state validation (CVE-2026-91733)

  • chromium-browser: skia: Google Chrome: Cross-origin data disclosure due to uninitialized resource in Skia (CVE-2026-91740)

  • chromium-browser: skia: Google Chrome Skia: Cross-origin data disclosure via improper state validation (CVE-2026-93387)

  • chromium-browser: skia: chromium-browser: Uninitialized resource in Skia (CVE-2026-102325)

  • chromium-browser: skia: Integer overflow in Skia (CVE-2026-103629)

  • chromium-browser: skia: Uninitialized resource in Skia (CVE-2026-106379)

  • chromium-browser: skia: Out of bounds read in Skia (CVE-2026-106399)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-113106)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118348)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118351)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118340)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118354)

  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118319)

  • chromium-browser: skia: Use after free in Skia (CVE-2026-119271)

  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-119261)

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-2026:95194
CVSS 3.1
9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated
2026-11-05
OSVALSA-2026:95194 No score

Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • chromium-browser: skia: chromium-browser: skia: Use after free in Skia (CVE-2026-85049)
  • chromium-browser: skia: Skia: Cross-origin data disclosure via use-after-free vulnerability (CVE-2026-91747)
  • chromium-browser: skia: Skia in chromium-browser: Information disclosure via improper state validation (CVE-2026-91733)
  • chromium-browser: skia: Google Chrome: Cross-origin data disclosure due to uninitialized resource in Skia (CVE-2026-91740)
  • chromium-browser: skia: Google Chrome Skia: Cross-origin data disclosure via improper state validation (CVE-2026-93387)
  • chromium-browser: skia: chromium-browser: Uninitialized resource in Skia (CVE-2026-102325)
  • chromium-browser: skia: Integer overflow in Skia (CVE-2026-103629)
  • chromium-browser: skia: Uninitialized resource in Skia (CVE-2026-106379)
  • chromium-browser: skia: Out of bounds read in Skia (CVE-2026-106399)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-113106)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118348)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118351)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118340)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-118354)
  • chromium-browser: skia: Memory corruption in Skia (CVE-2026-118319)
  • chromium-browser: skia: Use after free in Skia (CVE-2026-119271)
  • chromium-browser: skia: Improper input validation in Skia (CVE-2026-119261)

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-2026:95194
Updated
2026-11-05
OSVopenSUSE-SU-2026:11812-1 No score

chromedriver-153.0.8010.47-1.1 on GA media

These are all security issues fixed in the chromedriver-153.0.8010.47-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11812-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21921-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Changes in chromium:

  • Chromium 153.0.8010.52 (boo#1281123):

    • CVE-2026-93374: Use after free in Dawn
    • CVE-2026-93372: Buffer overflow in WebGL
    • CVE-2026-93375: Incorrect reference resolution in Tracing
    • CVE-2026-93382: Use after free in PDFium
    • CVE-2026-93387: Improper state validation in Skia
    • CVE-2026-93373: Use after free in Extensions
    • CVE-2026-93381: Buffer overflow in PDFium
    • CVE-2026-93379: Incorrect authorization in ORB
    • CVE-2026-93377: Type confusion in V8
    • CVE-2026-93380: Race condition in FileSystem
    • CVE-2026-93384: Server-side request forgery in Omnibox
    • CVE-2026-93383: Information leak in Permissions
    • CVE-2026-93376: Out of bounds read in DataTransfer
    • CVE-2026-93378: Missing authorization in Storage
    • CVE-2026-93385: Information leak in Paint
    • CVE-2026-93386: UI misrepresentation in WebAppInstalls

  • Chromium 153.0.8010.47 (boo#1280687):

    • CVE-2026-91726: Out of bounds read in WebGL
    • CVE-2026-91721: Use after free in Internals
    • CVE-2026-91749: Use after free in Workers
    • CVE-2026-91724: Use after free in Input
    • CVE-2026-91728: Integer overflow in V8
    • CVE-2026-91734: Incorrect authorization in Core
    • CVE-2026-91727: Incorrect reference resolution in Extensions
    • CVE-2026-91743: Race condition in Core
    • CVE-2026-91744: Race condition in PlatformIntegration
    • CVE-2026-91712: Race condition in Extensions
    • CVE-2026-91748: Race condition in Extensions
    • CVE-2026-91720: Uninitialized resource in ANGLE
    • CVE-2026-91731: Type confusion in Compositing
    • CVE-2026-91747: Use after free in Skia
    • CVE-2026-91733: Improper state validation in Skia
    • CVE-2026-91741: Type confusion in CacheStorage
    • CVE-2026-91709: Type confusion in ServiceWorker
    • CVE-2026-91717: Missing authorization in Android
    • CVE-2026-91735: Incorrect authorization in WebUI
    • CVE-2026-91708: Race condition in Network
    • CVE-2026-91736: Use after free in DOM
    • CVE-2026-91740: Uninitialized resource in Skia
    • CVE-2026-91710: Use after free in WebAppInstalls
    • CVE-2026-91718: Use after free in Core
    • CVE-2026-91716: Use after free in Auth
    • CVE-2026-91746: Integer overflow in Compositing
    • CVE-2026-91729: Use after free in DigitalCredentials
    • CVE-2026-91737: Use after free in PDF
    • CVE-2026-91711: Out of bounds write in ServiceWorker
    • CVE-2026-91715: Type confusion in ServiceWorker
    • CVE-2026-91745: Use after free in V8
    • CVE-2026-91723: Race condition in WebAppInstalls
    • CVE-2026-91732: Missing authorization in AppManifest
    • CVE-2026-91742: Confused deputy in PriceTracking
    • CVE-2026-91714: Observable discrepancy in Fonts
    • CVE-2026-91725: Observable discrepancy in CSS
    • CVE-2026-91739: Missing authorization in Transactions Platform
    • CVE-2026-91713: Missing authorization in Browser
    • CVE-2026-91738: Improper input validation in ANGLE
    • CVE-2026-91730: Incomplete cleanup in GetUserMedia
    • CVE-2026-91722: Use after free in Input
    • CVE-2026-91719: Code injection in XML

  • Chromium 153.0.8010.36 (boo#1279840):

    • CVE-2026-87464: Use after free in WebGL
    • CVE-2026-87488: Use after free in WebGL
    • CVE-2026-87438: Out of bounds write in WebGL
    • CVE-2026-87527: Buffer overflow in WebGL
    • CVE-2026-87628: Use after free in Cast
    • CVE-2026-87512: Use after free in ANGLE
    • CVE-2026-87585: Double free in PDFium
    • CVE-2026-87444: Memory corruption in Codecs
    • CVE-2026-87447: Incorrect authorization in Network
    • CVE-2026-87440: Out of bounds read in Media
    • CVE-2026-87633: Use after free in Views
    • CVE-2026-87525: Out of bounds read in Chromoting
    • CVE-2026-87578: Use after free in Receiver
    • CVE-2026-87517: Race condition in Mobile
    • CVE-2026-87524: Use after free in Core
    • CVE-2026-87569: Missing authorization in Views
    • CVE-2026-87554: Race condition in Chromoting
    • CVE-2026-87467: Race condition in Updater
    • CVE-2026-87492: Incorrect…
Record
openSUSE-SU-2026:21921-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
webkit2gtk3
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-devel
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-jsc
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
webkit2gtk3-jsc-devel
AlmaLinux:9
From an advisory covering 17 CVEs
 before 2.54.2-0.el9_8.2
2.54.2-0.el9_8.2
chromium
Debian:12
 before 153.0.8010.52-1~deb12u1, plus listed versions
113.0.5672.126-1114.0.5735.106-1114.0.5735.106-1~deb11u1114.0.5735.106-1~deb12u1114.0.5735.133-1
Show 45 moreShow less
114.0.5735.133-1~deb11u1114.0.5735.133-1~deb12u1114.0.5735.198-1114.0.5735.198-1~deb11u1114.0.5735.198-1~deb12u1114.0.5735.90-1114.0.5735.90-2114.0.5735.90-2~deb11u1114.0.5735.90-2~deb12u1115.0.5790.102-1115.0.5790.102-2115.0.5790.170-1115.0.5790.170-1~deb11u1115.0.5790.170-1~deb12u1115.0.5790.98-1115.0.5790.98-1~deb11u1115.0.5790.98-1~deb12u1115.0.5790.98-2116.0.5845.110-1116.0.5845.110-1~deb11u1116.0.5845.110-1~deb12u1116.0.5845.110-2116.0.5845.140-1116.0.5845.140-1~deb11u1116.0.5845.140-1~deb12u1116.0.5845.180-1116.0.5845.180-1~deb11u1116.0.5845.180-1~deb12u1116.0.5845.96-1116.0.5845.96-1~deb11u1116.0.5845.96-1~deb12u1116.0.5845.96-2117.0.5938.132-1117.0.5938.132-1~deb11u1117.0.5938.132-1~deb12u1117.0.5938.132-2117.0.5938.149-1117.0.5938.149-1~deb11u1117.0.5938.149-1~deb12u1117.0.5938.62-1117.0.5938.62-1~deb11u1117.0.5938.62-1~deb12u1117.0.5938.92-1118.0.5993.117-1118.0.5993.117-1~deb11u1
153.0.8010.52-1~deb12u1
chromium
Debian:13
 before 153.0.8010.52-1~deb13u1, plus listed versions
138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2
Show 45 moreShow less
139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1
153.0.8010.52-1~deb13u1
chromium
Debian:14
 before 153.0.8010.52-1, plus listed versions
138.0.7204.183-1139.0.7258.127-1139.0.7258.127-1~deb12u1139.0.7258.127-1~deb13u1139.0.7258.127-2
Show 45 moreShow less
139.0.7258.138-1139.0.7258.138-1~deb12u1139.0.7258.138-1~deb13u1139.0.7258.154-1139.0.7258.154-1~deb12u1139.0.7258.154-1~deb13u1139.0.7258.66-1139.0.7258.66-1~deb12u1140.0.7339.127-1140.0.7339.127-1~deb12u1140.0.7339.127-1~deb13u1140.0.7339.185-1140.0.7339.185-1~deb12u1140.0.7339.185-1~deb13u1140.0.7339.207-1140.0.7339.207-1~deb12u1140.0.7339.207-1~deb13u1140.0.7339.80-1140.0.7339.80-1~deb12u1140.0.7339.80-1~deb13u1141.0.7390.107-1141.0.7390.107-1~deb12u1141.0.7390.107-1~deb13u1141.0.7390.122-1141.0.7390.122-1~deb12u1141.0.7390.122-1~deb13u1141.0.7390.54-1141.0.7390.54-1~deb12u1141.0.7390.54-1~deb13u1141.0.7390.65-1141.0.7390.65-1~deb12u1141.0.7390.65-1~deb13u1142.0.7444.134-1142.0.7444.134-1~deb12u1142.0.7444.134-1~deb13u1142.0.7444.162-1142.0.7444.162-1~deb12u1142.0.7444.162-1~deb13u1142.0.7444.175-1142.0.7444.175-1~deb12u1142.0.7444.175-1~deb13u1142.0.7444.59-1142.0.7444.59-1~deb12u1142.0.7444.59-1~deb13u1143.0.7499.109-1
153.0.8010.52-1
libskia
Debian:14
 All versions, plus listed versions
146.20260311+dfsg-1146.20260311+dfsg-2146.20260311+dfsg-3146.20260311+dfsg-4146.20260414~git.ef5f213+dfsg-1
Show 9 moreShow less
146.20260414~git.ef5f213+dfsg-2146.20260414~git.ef5f213+dfsg-3146.20260414~git.ef5f213+dfsg-4146.20260414~git.ef5f213+dfsg-5146.20260602~git.3476902+dfsg-1146.20260602~git.3476902+dfsg-2146.20260602~git.3476902+dfsg-3146.20260602~git.3476902+dfsg-4146.20260602~git.3476902+dfsg-5
 None known
webkit2gtk3
Rocky Linux:9
From an advisory covering 17 CVEs
 before 0:2.54.2-0.el9_8.2
0:2.54.2-0.el9_8.2
chromium
openSUSE:Tumbleweed
From an advisory covering 58 CVEs
 before 153.0.8010.47-1.1
153.0.8010.47-1.1
chromium
openSUSE:Leap 16.0
From an advisory covering 288 CVEs
 before 153.0.8010.52-bp160.1.1
153.0.8010.52-bp160.1.1

History

History
RecordedChangedSources
affected
affected, aliases, referencesOSV
affected, aliases, facts, referencesOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

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

In short

CVE-2026-93387 is a medium vulnerability (CVSS 4.3) in Google Chrome, published September 17, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 17th percentile. Fixed in chromium 153.0.8010.52-1~deb12u1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 649 versions, 150 references and the rest of 1 source description. The JSON record has them.

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