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CVE-2020-6495

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed...

6.5 MediumFix available

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

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
None
Integrity
High
Availability
None

Exploit likelihood

1.10%Up 0.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
CVE-2020-6495
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-276
Updated
2026-11-02
CVE List No score

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
CVE-2020-6495
Updated
2026-11-02
EUVDEUVD-2020-27645 No score

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
EUVD-2020-27645
Updated
2026-11-03
GitHub AdvisoriesGHSA-5wfx-4wq5-v78r 6.5

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed...

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
GHSA-5wfx-4wq5-v78r
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Weakness
CWE-276
Updated
2026-11-02
OSV 6.5

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
CVE-2020-6495
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2020-6495 6.5

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
DEBIAN-CVE-2020-6495
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Updated
2026-11-02
Show 6 moreShow less
OSVRHSA-2020:2544 8.8

Red Hat Security Advisory: chromium-browser security update

Record
RHSA-2020:2544
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-6495 6.5

Insufficient policy enforcement in developer tools in Google Chrome prior to 83.0.4103.97 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Record
UBUNTU-CVE-2020-6495
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVopenSUSE-SU-2020:0823-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium was updated to 83.0.4103.97 (boo#1171910,bsc#1172496):

  • CVE-2020-6463: Use after free in ANGLE (boo#1170107 boo#1171975).
  • CVE-2020-6465: Use after free in reader mode. Reported by Woojin Oh(@pwn_expoit) of STEALIEN on 2020-04-21
  • CVE-2020-6466: Use after free in media. Reported by Zhe Jin from cdsrc of Qihoo 360 on 2020-04-26
  • CVE-2020-6467: Use after free in WebRTC. Reported by ZhanJia Song on 2020-04-06
  • CVE-2020-6468: Type Confusion in V8. Reported by Chris Salls and Jake Corina of Seaside Security, Chani Jindal of Shellphish on 2020-04-30
  • CVE-2020-6469: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-04-02
  • CVE-2020-6470: Insufficient validation of untrusted input in clipboard. Reported by Michał Bentkowski of Securitum on 2020-03-30
  • CVE-2020-6471: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-03-08
  • CVE-2020-6472: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-03-25
  • CVE-2020-6473: Insufficient policy enforcement in Blink. Reported by Soroush Karami and Panagiotis Ilia on 2020-02-06
  • CVE-2020-6474: Use after free in Blink. Reported by Zhe Jin from cdsrc of Qihoo 360 on 2020-03-07
  • CVE-2020-6475: Incorrect security UI in full screen. Reported by Khalil Zhani on 2019-10-31
  • CVE-2020-6476: Insufficient policy enforcement in tab strip. Reported by Alexandre Le Borgne on 2019-12-18
  • CVE-2020-6477: Inappropriate implementation in installer. Reported by RACK911 Labs on 2019-03-26
  • CVE-2020-6478: Inappropriate implementation in full screen. Reported by Khalil Zhani on 2019-12-24
  • CVE-2020-6479: Inappropriate implementation in sharing. Reported by Zhong Zhaochen of andsecurity.cn on 2020-01-14
  • CVE-2020-6480: Insufficient policy enforcement in enterprise. Reported by Marvin Witt on 2020-02-21
  • CVE-2020-6481: Insufficient policy enforcement in URL formatting. Reported by Rayyan Bijoora on 2020-04-07
  • CVE-2020-6482: Insufficient policy enforcement in developer tools. Reported by Abdulrahman Alqabandi (@qab) on 2017-12-17
  • CVE-2020-6483: Insufficient policy enforcement in payments. Reported by Jun Kokatsu, Microsoft Browser Vulnerability Research on 2019-05-23
  • CVE-2020-6484: Insufficient data validation in ChromeDriver. Reported by Artem Zinenko on 2020-01-26
  • CVE-2020-6485: Insufficient data validation in media router. Reported by Sergei Glazunov of Google Project Zero on 2020-01-30
  • CVE-2020-6486: Insufficient policy enforcement in navigations. Reported by David Erceg on 2020-02-24
  • CVE-2020-6487: Insufficient policy enforcement in downloads. Reported by Jun Kokatsu (@shhnjk) on 2015-10-06
  • CVE-2020-6488: Insufficient policy enforcement in downloads. Reported by David Erceg on 2020-01-21
  • CVE-2020-6489: Inappropriate implementation in developer tools. Reported by @lovasoa (Ophir LOJKINE) on 2020-02-10
  • CVE-2020-6490: Insufficient data validation in loader. Reported by Twitter on 2019-12-19
  • CVE-2020-6491: Incorrect security UI in site information. Reported by Sultan Haikal M.A on 2020-02-07
  • CVE-2020-6493: Use after free in WebAuthentication.
  • CVE-2020-6494: Incorrect security UI in payments.
  • CVE-2020-6495: Insufficient policy enforcement in developer tools.
  • CVE-2020-6496: Use after free in payments.
Record
openSUSE-SU-2020:0823-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0832-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium was updated to 83.0.4103.97 (boo#1171910,bsc#1172496):

  • CVE-2020-6463: Use after free in ANGLE (boo#1170107 boo#1171975).
  • CVE-2020-6465: Use after free in reader mode. Reported by Woojin Oh(@pwn_expoit) of STEALIEN on 2020-04-21
  • CVE-2020-6466: Use after free in media. Reported by Zhe Jin from cdsrc of Qihoo 360 on 2020-04-26
  • CVE-2020-6467: Use after free in WebRTC. Reported by ZhanJia Song on 2020-04-06
  • CVE-2020-6468: Type Confusion in V8. Reported by Chris Salls and Jake Corina of Seaside Security, Chani Jindal of Shellphish on 2020-04-30
  • CVE-2020-6469: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-04-02
  • CVE-2020-6470: Insufficient validation of untrusted input in clipboard. Reported by Michał Bentkowski of Securitum on 2020-03-30
  • CVE-2020-6471: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-03-08
  • CVE-2020-6472: Insufficient policy enforcement in developer tools. Reported by David Erceg on 2020-03-25
  • CVE-2020-6473: Insufficient policy enforcement in Blink. Reported by Soroush Karami and Panagiotis Ilia on 2020-02-06
  • CVE-2020-6474: Use after free in Blink. Reported by Zhe Jin from cdsrc of Qihoo 360 on 2020-03-07
  • CVE-2020-6475: Incorrect security UI in full screen. Reported by Khalil Zhani on 2019-10-31
  • CVE-2020-6476: Insufficient policy enforcement in tab strip. Reported by Alexandre Le Borgne on 2019-12-18
  • CVE-2020-6477: Inappropriate implementation in installer. Reported by RACK911 Labs on 2019-03-26
  • CVE-2020-6478: Inappropriate implementation in full screen. Reported by Khalil Zhani on 2019-12-24
  • CVE-2020-6479: Inappropriate implementation in sharing. Reported by Zhong Zhaochen of andsecurity.cn on 2020-01-14
  • CVE-2020-6480: Insufficient policy enforcement in enterprise. Reported by Marvin Witt on 2020-02-21
  • CVE-2020-6481: Insufficient policy enforcement in URL formatting. Reported by Rayyan Bijoora on 2020-04-07
  • CVE-2020-6482: Insufficient policy enforcement in developer tools. Reported by Abdulrahman Alqabandi (@qab) on 2017-12-17
  • CVE-2020-6483: Insufficient policy enforcement in payments. Reported by Jun Kokatsu, Microsoft Browser Vulnerability Research on 2019-05-23
  • CVE-2020-6484: Insufficient data validation in ChromeDriver. Reported by Artem Zinenko on 2020-01-26
  • CVE-2020-6485: Insufficient data validation in media router. Reported by Sergei Glazunov of Google Project Zero on 2020-01-30
  • CVE-2020-6486: Insufficient policy enforcement in navigations. Reported by David Erceg on 2020-02-24
  • CVE-2020-6487: Insufficient policy enforcement in downloads. Reported by Jun Kokatsu (@shhnjk) on 2015-10-06
  • CVE-2020-6488: Insufficient policy enforcement in downloads. Reported by David Erceg on 2020-01-21
  • CVE-2020-6489: Inappropriate implementation in developer tools. Reported by @lovasoa (Ophir LOJKINE) on 2020-02-10
  • CVE-2020-6490: Insufficient data validation in loader. Reported by Twitter on 2019-12-19
  • CVE-2020-6491: Incorrect security UI in site information. Reported by Sultan Haikal M.A on 2020-02-07
  • CVE-2020-6493: Use after free in WebAuthentication.
  • CVE-2020-6494: Incorrect security UI in payments.
  • CVE-2020-6495: Insufficient policy enforcement in developer tools.
  • CVE-2020-6496: Use after free in payments.

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

Record
openSUSE-SU-2020:0832-1
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 83.0.4103.106-1
83.0.4103.106-1
chromium
Debian:13
 before 83.0.4103.106-1
83.0.4103.106-1
chromium
Debian:14
 before 83.0.4103.106-1
83.0.4103.106-1
chromium
Debian:10
From an advisory covering 69 CVEs
 before 83.0.4103.116-1~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 30 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~deb10u181.0.4044.62-181.0.4044.92-183.0.4103.106-183.0.4103.83-1
83.0.4103.116-1~deb10u1
chromium-browser
Red Hat:rhel_extras:6
From an advisory covering 30 CVEs
 before 0:83.0.4103.97-1.el6_10
0:83.0.4103.97-1.el6_10
chromium-browser-debuginfo
Red Hat:rhel_extras:6
From an advisory covering 30 CVEs
 before 0:83.0.4103.97-1.el6_10
0:83.0.4103.97-1.el6_10
chromium-browser
Ubuntu:16.04:LTS
 before 84.0.4147.105-0ubuntu0.16.04.1, 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
84.0.4147.105-0ubuntu0.16.04.1
chromium-browser
Ubuntu:18.04:LTS
 before 84.0.4147.105-0ubuntu0.18.04.1, 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 38 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.180.0.3987.149-0ubuntu0.18.04.180.0.3987.163-0ubuntu0.18.04.181.0.4044.122-0ubuntu0.18.04.181.0.4044.138-0ubuntu0.18.04.183.0.4103.61-0ubuntu0.18.04.1
84.0.4147.105-0ubuntu0.18.04.1
chromium
openSUSE:Leap 15.1
From an advisory covering 32 CVEs
 before 83.0.4103.97-lp151.2.96.1
83.0.4103.97-lp151.2.96.1
chromium
SUSE:Package Hub 15 SP1
From an advisory covering 32 CVEs
 before 83.0.4103.97-bp151.3.85.1
83.0.4103.97-bp151.3.85.1
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-2020-6495 is a medium vulnerability (CVSS 6.5) in Google Chrome, published June 3, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 65th percentile. Fixed in chromium 83.0.4103.106-1.

References

Show 194 moreShow less
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Left out here: 13 versions and 2,249 references. The JSON record has them.

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