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CVE-2020-15983

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed...

7.8 HighFix available

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.29%Down 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
CVE-2020-15983
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
4.4 MediumAV:L/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
CVE-2020-15983
Updated
2026-11-02
EUVDEUVD-2020-7954 No score

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
EUVD-2020-7954
Updated
2026-11-03
GitHub AdvisoriesGHSA-fc8q-j297-rjx7 No score

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed...

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
GHSA-fc8q-j297-rjx7
Weakness
CWE-20
Updated
2026-11-02
OSV 7.8

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
CVE-2020-15983
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2020-15983 7.8

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
DEBIAN-CVE-2020-15983
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 7 moreShow less
OSVRHSA-2020:4235 9.6

Red Hat Security Advisory: chromium-browser security update

Record
RHSA-2020:4235
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
2026-11-02
OSVUBUNTU-CVE-2020-15983 7.8

Insufficient data validation in webUI in Google Chrome on ChromeOS prior to 86.0.4240.75 allowed a local attacker to bypass content security policy via a crafted HTML page.

Record
UBUNTU-CVE-2020-15983
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2020:1705-1 No score

Security update for chromium

This update for chromium fixes the following issues:

-chromium was updated to 86.0.4240.75 (boo#1177408):

  • CVE-2020-15967: Fixed Use after free in payments.
  • CVE-2020-15968: Fixed Use after free in Blink.
  • CVE-2020-15969: Fixed Use after free in WebRTC.
  • CVE-2020-15970: Fixed Use after free in NFC.
  • CVE-2020-15971: Fixed Use after free in printing.
  • CVE-2020-15972: Fixed Use after free in audio.
  • CVE-2020-15990: Fixed Use after free in autofill.
  • CVE-2020-15991: Fixed Use after free in password manager.
  • CVE-2020-15973: Fixed Insufficient policy enforcement in extensions.
  • CVE-2020-15974: Fixed Integer overflow in Blink.
  • CVE-2020-15975: Fixed Integer overflow in SwiftShader.
  • CVE-2020-15976: Fixed Use after free in WebXR.
  • CVE-2020-6557: Fixed Inappropriate implementation in networking.
  • CVE-2020-15977: Fixed Insufficient data validation in dialogs.
  • CVE-2020-15978: Fixed Insufficient data validation in navigation.
  • CVE-2020-15979: Fixed Inappropriate implementation in V8.
  • CVE-2020-15980: Fixed Insufficient policy enforcement in Intents.
  • CVE-2020-15981: Fixed Out of bounds read in audio.
  • CVE-2020-15982: Fixed Side-channel information leakage in cache.
  • CVE-2020-15983: Fixed Insufficient data validation in webUI.
  • CVE-2020-15984: Fixed Insufficient policy enforcement in Omnibox.
  • CVE-2020-15985: Fixed Inappropriate implementation in Blink.
  • CVE-2020-15986: Fixed Integer overflow in media.
  • CVE-2020-15987: Fixed Use after free in WebRTC.
  • CVE-2020-15992: Fixed Insufficient policy enforcement in networking.
  • CVE-2020-15988: Fixed Insufficient policy enforcement in downloads.
  • CVE-2020-15989: Fixed Uninitialized Use in PDFium.
Record
openSUSE-SU-2020:1705-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:1715-1 No score

Security update for chromium

This update for chromium fixes the following issues:

-chromium was updated to 86.0.4240.75 (boo#1177408):

  • CVE-2020-15967: Fixed Use after free in payments.
  • CVE-2020-15968: Fixed Use after free in Blink.
  • CVE-2020-15969: Fixed Use after free in WebRTC.
  • CVE-2020-15970: Fixed Use after free in NFC.
  • CVE-2020-15971: Fixed Use after free in printing.
  • CVE-2020-15972: Fixed Use after free in audio.
  • CVE-2020-15990: Fixed Use after free in autofill.
  • CVE-2020-15991: Fixed Use after free in password manager.
  • CVE-2020-15973: Fixed Insufficient policy enforcement in extensions.
  • CVE-2020-15974: Fixed Integer overflow in Blink.
  • CVE-2020-15975: Fixed Integer overflow in SwiftShader.
  • CVE-2020-15976: Fixed Use after free in WebXR.
  • CVE-2020-6557: Fixed Inappropriate implementation in networking.
  • CVE-2020-15977: Fixed Insufficient data validation in dialogs.
  • CVE-2020-15978: Fixed Insufficient data validation in navigation.
  • CVE-2020-15979: Fixed Inappropriate implementation in V8.
  • CVE-2020-15980: Fixed Insufficient policy enforcement in Intents.
  • CVE-2020-15981: Fixed Out of bounds read in audio.
  • CVE-2020-15982: Fixed Side-channel information leakage in cache.
  • CVE-2020-15983: Fixed Insufficient data validation in webUI.
  • CVE-2020-15984: Fixed Insufficient policy enforcement in Omnibox.
  • CVE-2020-15985: Fixed Inappropriate implementation in Blink.
  • CVE-2020-15986: Fixed Integer overflow in media.
  • CVE-2020-15987: Fixed Use after free in WebRTC.
  • CVE-2020-15992: Fixed Insufficient policy enforcement in networking.
  • CVE-2020-15988: Fixed Insufficient policy enforcement in downloads.
  • CVE-2020-15989: Fixed Uninitialized Use in PDFium.

This update was imported from the openSUSE:Leap:15.1:Update update project.

Record
openSUSE-SU-2020:1715-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:1829-1 No score

Security update for chromium, gn

This update for chromium, gn fixes the following issues:

chromium was updated to 86.0.4240.183 boo#1178375

  • CVE-2020-16004: Use after free in user interface.
  • CVE-2020-16005: Insufficient policy enforcement in ANGLE.
  • CVE-2020-16006: Inappropriate implementation in V8
  • CVE-2020-16007: Insufficient data validation in installer.
  • CVE-2020-16008: Stack buffer overflow in WebRTC.
  • CVE-2020-16009: Inappropriate implementation in V8.
  • CVE-2020-16011: Heap buffer overflow in UI on Windows.

Update to 86.0.4240.111 boo#1177936

  • CVE-2020-16000: Inappropriate implementation in Blink.

  • CVE-2020-16001: Use after free in media.

  • CVE-2020-16002: Use after free in PDFium.

  • CVE-2020-15999: Heap buffer overflow in Freetype.

  • CVE-2020-16003: Use after free in printing.

  • chromium-86-f_seal.patch: F_SEAL* definitions added for leap 15.1 and 15.2

  • Remove vdpau->vaapi bridge as it breaks a lot: (fixes welcome by someone else than me)

  • Fix cookiemonster:

Update to 86.0.4240.75 boo#1177408:

  • CVE-2020-15967: Use after free in payments.
  • CVE-2020-15968: Use after free in Blink.
  • CVE-2020-15969: Use after free in WebRTC.
  • CVE-2020-15970: Use after free in NFC.
  • CVE-2020-15971: Use after free in printing.
  • CVE-2020-15972: Use after free in audio.
  • CVE-2020-15990: Use after free in autofill.
  • CVE-2020-15991: Use after free in password manager.
  • CVE-2020-15973: Insufficient policy enforcement in extensions.
  • CVE-2020-15974: Integer overflow in Blink.
  • CVE-2020-15975: Integer overflow in SwiftShader.
  • CVE-2020-15976: Use after free in WebXR.
  • CVE-2020-6557: Inappropriate implementation in networking.
  • CVE-2020-15977: Insufficient data validation in dialogs.
  • CVE-2020-15978: Insufficient data validation in navigation.
  • CVE-2020-15979: Inappropriate implementation in V8.
  • CVE-2020-15980: Insufficient policy enforcement in Intents.
  • CVE-2020-15981: Out of bounds read in audio.
  • CVE-2020-15982: Side-channel information leakage in cache.
  • CVE-2020-15983: Insufficient data validation in webUI.
  • CVE-2020-15984: Insufficient policy enforcement in Omnibox.
  • CVE-2020-15985: Inappropriate implementation in Blink.
  • CVE-2020-15986: Integer overflow in media.
  • CVE-2020-15987: Use after free in WebRTC.
  • CVE-2020-15992: Insufficient policy enforcement in networking.
  • CVE-2020-15988: Insufficient policy enforcement in downloads.
  • CVE-2020-15989: Uninitialized Use in PDFium.

  • Update to 0.1807:

    • no upstream changelog
Record
openSUSE-SU-2020:1829-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10681-1 No score

chromedriver-93.0.4577.82-1.1 on GA media

These are all security issues fixed in the chromedriver-93.0.4577.82-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10681-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:12948-1 No score

ungoogled-chromium-113.0.5672.92-1.1 on GA media

These are all security issues fixed in the ungoogled-chromium-113.0.5672.92-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12948-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 87.0.4280.88-0.1
87.0.4280.88-0.1
chromium
Debian:13
 before 87.0.4280.88-0.1
87.0.4280.88-0.1
chromium
Debian:14
 before 87.0.4280.88-0.1
87.0.4280.88-0.1
chromium
Debian:10
From an advisory covering 140 CVEs
 before 87.0.4280.88-0.4~deb10u1, plus listed versions
73.0.3683.75-174.0.3729.108-175.0.3770.10-175.0.3770.80-175.0.3770.90-1
Show 42 moreShow less
76.0.3809.100-176.0.3809.100-1~deb10u176.0.3809.62-176.0.3809.71-176.0.3809.87-176.0.3809.87-278.0.3904.108-178.0.3904.108-1~deb10u178.0.3904.87-178.0.3904.97-178.0.3904.97-1~deb10u179.0.3945.130-179.0.3945.130-1~deb10u179.0.3945.130-279.0.3945.56-179.0.3945.79-180.0.3987.106-180.0.3987.116-180.0.3987.122-180.0.3987.122-280.0.3987.132-180.0.3987.132-1~deb10u180.0.3987.149-180.0.3987.149-1~deb10u180.0.3987.162-180.0.3987.162-1~deb10u181.0.4044.62-181.0.4044.92-183.0.4103.106-183.0.4103.116-183.0.4103.116-1~deb10u183.0.4103.116-1~deb10u283.0.4103.116-1~deb10u383.0.4103.116-283.0.4103.116-383.0.4103.116-3.183.0.4103.83-184.0.4147.105-184.0.4147.89-187.0.4280.88-0.187.0.4280.88-0.287.0.4280.88-0.3
87.0.4280.88-0.4~deb10u1
chromium-browser
Red Hat:rhel_extras:6
From an advisory covering 27 CVEs
 before 0:86.0.4240.75-1.el6_10
0:86.0.4240.75-1.el6_10
chromium-browser-debuginfo
Red Hat:rhel_extras:6
From an advisory covering 27 CVEs
 before 0:86.0.4240.75-1.el6_10
0:86.0.4240.75-1.el6_10
chromium-browser
Ubuntu:16.04:LTS
 before 86.0.4240.75-0ubuntu0.16.04.1, plus listed versions
45.0.2454.101-0ubuntu1.120147.0.2526.73-0ubuntu1.121847.0.2526.106-0ubuntu1.122148.0.2564.82-0ubuntu1.122248.0.2564.116-0ubuntu1.1229
Show 45 moreShow less
49.0.2623.87-0ubuntu1.123249.0.2623.108-0ubuntu1.123350.0.2661.102-0ubuntu0.16.04.1.123751.0.2704.79-0ubuntu0.16.04.1.124252.0.2743.116-0ubuntu0.16.04.1.125053.0.2785.143-0ubuntu0.16.04.1.125453.0.2785.143-0ubuntu0.16.04.1.125755.0.2883.87-0ubuntu0.16.04.126356.0.2924.76-0ubuntu0.16.04.126857.0.2987.98-0ubuntu0.16.04.127658.0.3029.81-0ubuntu0.16.04.127758.0.3029.96-0ubuntu0.16.04.127958.0.3029.110-0ubuntu0.16.04.128159.0.3071.109-0ubuntu0.16.04.128959.0.3071.109-0ubuntu0.16.04.129160.0.3112.78-0ubuntu0.16.04.129360.0.3112.113-0ubuntu0.16.04.129861.0.3163.79-0ubuntu0.16.04.130061.0.3163.100-0ubuntu0.16.04.130662.0.3202.62-0ubuntu0.16.04.130862.0.3202.75-0ubuntu0.16.04.131362.0.3202.89-0ubuntu0.16.04.131562.0.3202.94-0ubuntu0.16.04.131763.0.3239.84-0ubuntu0.16.04.163.0.3239.132-0ubuntu0.16.04.164.0.3282.119-0ubuntu0.16.04.164.0.3282.140-0ubuntu0.16.04.164.0.3282.167-0ubuntu0.16.04.165.0.3325.181-0ubuntu0.16.04.166.0.3359.139-0ubuntu0.16.04.366.0.3359.181-0ubuntu0.16.04.167.0.3396.99-0ubuntu0.16.04.268.0.3440.75-0ubuntu0.16.04.168.0.3440.106-0ubuntu0.16.04.169.0.3497.81-0ubuntu0.16.04.170.0.3538.67-0ubuntu0.16.04.170.0.3538.77-0ubuntu0.16.04.170.0.3538.110-0ubuntu0.16.04.171.0.3578.80-0ubuntu0.16.04.171.0.3578.98-0ubuntu0.16.04.172.0.3626.119-0ubuntu0.16.04.172.0.3626.121-0ubuntu0.16.04.173.0.3683.75-0ubuntu0.16.04.173.0.3683.86-0ubuntu0.16.04.174.0.3729.169-0ubuntu0.16.04.1
86.0.4240.75-0ubuntu0.16.04.1
chromium-browser
Ubuntu:18.04:LTS
 before 86.0.4240.75-0ubuntu0.18.04.1, plus listed versions
61.0.3163.100-0ubuntu1.137862.0.3202.62-0ubuntu0.17.10.138062.0.3202.89-0ubuntu1.138662.0.3202.94-0ubuntu1.138863.0.3239.84-0ubuntu1
Show 41 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.180.0.3987.149-0ubuntu0.18.04.180.0.3987.163-0ubuntu0.18.04.181.0.4044.122-0ubuntu0.18.04.181.0.4044.138-0ubuntu0.18.04.183.0.4103.61-0ubuntu0.18.04.184.0.4147.105-0ubuntu0.18.04.185.0.4183.83-0ubuntu0.18.04.285.0.4183.121-0ubuntu0.18.04.1
86.0.4240.75-0ubuntu0.18.04.1
chromium
openSUSE:Leap 15.1
From an advisory covering 27 CVEs
 before 86.0.4240.75-lp152.2.39.1
86.0.4240.75-lp152.2.39.1
gn
openSUSE:Leap 15.1
From an advisory covering 27 CVEs
 before 0.1807-lp152.2.3.1
0.1807-lp152.2.3.1
Show 8 moreShow less
Affected packages
PackageAffectedFixed
chromium
openSUSE:Leap 15.2
From an advisory covering 27 CVEs
 before 86.0.4240.75-lp152.2.39.1
86.0.4240.75-lp152.2.39.1
gn
openSUSE:Leap 15.2
From an advisory covering 27 CVEs
 before 0.1807-lp152.2.3.1
0.1807-lp152.2.3.1
chromium
SUSE:Package Hub 15 SP1
From an advisory covering 27 CVEs
 before 86.0.4240.75-bp151.3.113.1
86.0.4240.75-bp151.3.113.1
gn
SUSE:Package Hub 15 SP1
From an advisory covering 27 CVEs
 before 0.1807-bp151.3.6.1
0.1807-bp151.3.6.1
chromium
SUSE:Package Hub 15 SP2
From an advisory covering 39 CVEs
 before 86.0.4240.183-bp152.2.26.1
86.0.4240.183-bp152.2.26.1
gn
SUSE:Package Hub 15 SP2
From an advisory covering 39 CVEs
 before 0.1807-bp152.2.3.4
0.1807-bp152.2.3.4
chromium
openSUSE:Tumbleweed
From an advisory covering 1081 CVEs
 before 93.0.4577.82-1.1
93.0.4577.82-1.1
chromium
openSUSE:Tumbleweed
From an advisory covering 2310 CVEs
 before 113.0.5672.92-1.1
113.0.5672.92-1.1

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-2020-15983 is a high vulnerability (CVSS 7.8) in Google Chrome, published October 22, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 21st percentile. Fixed in chromium 87.0.4280.88-0.1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 16 versions and 2,240 references. The JSON record has them.

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