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CVE-2020-16040

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote...

6.5 MediumPublic exploitFix available

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

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
None
Availability
High

Exploit likelihood

99.6%Up 81.8 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-16040
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-20, CWE-190, CWE-787
Updated
2026-11-02
CVE List No score

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-16040
Updated
2026-11-02
EUVDEUVD-2020-8007 No score

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2020-8007
Updated
2026-11-03
GitHub AdvisoriesGHSA-6v42-384q-wwf5 No score

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote...

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-6v42-384q-wwf5
Weakness
CWE-787
Updated
2026-11-02
OSV 6.5

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2020-16040
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2020-16040 6.5

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2020-16040
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 9 moreShow less
OSVUBUNTU-CVE-2020-16040 6.5

Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2020-16040
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2020:2181-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 87.0.4280.88 (boo#1179576)

  • CVE-2020-16037: Use after free in clipboard
  • CVE-2020-16038: Use after free in media
  • CVE-2020-16039: Use after free in extensions
  • CVE-2020-16040: Insufficient data validation in V8
  • CVE-2020-16041: Out of bounds read in networking
  • CVE-2020-16042: Uninitialized Use in V8
Record
openSUSE-SU-2020:2181-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:2213-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 87.0.4280.88 (boo#1179576)

  • CVE-2020-16037: Use after free in clipboard
  • CVE-2020-16038: Use after free in media
  • CVE-2020-16039: Use after free in extensions
  • CVE-2020-16040: Insufficient data validation in V8
  • CVE-2020-16041: Out of bounds read in networking
  • CVE-2020-16042: Uninitialized Use in V8

This update was imported from the openSUSE:Leap:15.2:Update update project.

Record
openSUSE-SU-2020:2213-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:2216-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 87.0.4280.88 boo#1179576

  • CVE-2020-16037: Use after free in clipboard
  • CVE-2020-16038: Use after free in media
  • CVE-2020-16039: Use after free in extensions
  • CVE-2020-16040: Insufficient data validation in V8
  • CVE-2020-16041: Out of bounds read in networking
  • CVE-2020-16042: Uninitialized Use in V8
Record
openSUSE-SU-2020:2216-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:2229-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Update to 87.0.4280.88 boo#1179576

  • CVE-2020-16037: Use after free in clipboard
  • CVE-2020-16038: Use after free in media
  • CVE-2020-16039: Use after free in extensions
  • CVE-2020-16040: Insufficient data validation in V8
  • CVE-2020-16041: Out of bounds read in networking
  • CVE-2020-16042: Uninitialized Use in V8

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

Record
openSUSE-SU-2020:2229-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:2359-1 No score

Security update for opera

This update for opera fixes the following issues:

  • Update to version 73.0.3856.284

    • CHR-8225 Update chromium on desktop-stable-87-3856 to 87.0.4280.88
    • DNA-88454 Background of snap area above visible scrolled viewport is not captured
    • DNA-89749 Implement client_capabilities support for Flow / Sync
    • DNA-89810 Opera no longer autoselects full url/address bar when clicked
    • DNA-89923 [Snap] Emojis look grayed out
    • DNA-90060 Make gesture events work with search-in-tabs feature
    • DNA-90168 Display SD suggestions titles
    • DNA-90176 Player doesn’t show music service to choose on Welcome page
    • DNA-90343 [Mac] Cmd+C doesn’t copy snapshot
    • DNA-90538 Crash at extensions::CommandService:: GetExtensionActionCommand(std::__1::basic_string const&, extensions::ActionInfo::Type, extensions::CommandService:: QueryType, extensions::Command*, bool*)

  • The update to chromium 87.0.4280.88 fixes following issues:
    CVE-2020-16037, CVE-2020-16038, CVE-2020-16039, CVE-2020-16040, CVE-2020-16041, CVE-2020-16042

  • Update to version 73.0.3856.257

    • DNA-89918 #enable-force-dark flag doesn’t work anymore
    • DNA-90061 Clicking on video’s progress bar breaks autopausing
    • DNA-90079 [BigSur] Blank pages
    • DNA-90154 Crash at extensions::CommandService:: GetExtensionActionCommand(std::__1::basic_string const&, extensions::ActionInfo::Type, extensions::CommandService:: QueryType, extensions::Command*, bool*)

  • Complete Opera 73.0 changelog at: https://blogs.opera.com/desktop/changelog-for-73/

Record
openSUSE-SU-2020:2359-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:2360-1 No score

Security update for opera

This update for opera fixes the following issues:

  • Update to version 73.0.3856.284

    • CHR-8225 Update chromium on desktop-stable-87-3856 to 87.0.4280.88
    • DNA-88454 Background of snap area above visible scrolled viewport is not captured
    • DNA-89749 Implement client_capabilities support for Flow / Sync
    • DNA-89810 Opera no longer autoselects full url/address bar when clicked
    • DNA-89923 [Snap] Emojis look grayed out
    • DNA-90060 Make gesture events work with search-in-tabs feature
    • DNA-90168 Display SD suggestions titles
    • DNA-90176 Player doesn’t show music service to choose on Welcome page
    • DNA-90343 [Mac] Cmd+C doesn’t copy snapshot
    • DNA-90538 Crash at extensions::CommandService:: GetExtensionActionCommand(std::__1::basic_string const&, extensions::ActionInfo::Type, extensions::CommandService:: QueryType, extensions::Command*, bool*)

  • The update to chromium 87.0.4280.88 fixes following issues:
    CVE-2020-16037, CVE-2020-16038, CVE-2020-16039, CVE-2020-16040, CVE-2020-16041, CVE-2020-16042

  • Update to version 73.0.3856.257

    • DNA-89918 #enable-force-dark flag doesn’t work anymore
    • DNA-90061 Clicking on video’s progress bar breaks autopausing
    • DNA-90079 [BigSur] Blank pages
    • DNA-90154 Crash at extensions::CommandService:: GetExtensionActionCommand(std::__1::basic_string const&, extensions::ActionInfo::Type, extensions::CommandService:: QueryType, extensions::Command*, bool*)

  • Complete Opera 73.0 changelog at: https://blogs.opera.com/desktop/changelog-for-73/

Record
openSUSE-SU-2020:2360-1
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
Ubuntu:16.04:LTS
 before 89.0.4389.82-0ubuntu0.16.04.1, 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
89.0.4389.82-0ubuntu0.16.04.1
chromium-browser
Ubuntu:18.04:LTS
 before 89.0.4389.82-0ubuntu0.18.04.1, 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 44 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.180.0.3987.149-0ubuntu0.18.04.180.0.3987.163-0ubuntu0.18.04.181.0.4044.122-0ubuntu0.18.04.181.0.4044.138-0ubuntu0.18.04.183.0.4103.61-0ubuntu0.18.04.184.0.4147.105-0ubuntu0.18.04.185.0.4183.83-0ubuntu0.18.04.285.0.4183.121-0ubuntu0.18.04.186.0.4240.75-0ubuntu0.18.04.186.0.4240.198-0ubuntu0.18.04.187.0.4280.66-0ubuntu0.18.04.1
89.0.4389.82-0ubuntu0.18.04.1
chromium
openSUSE:Leap 15.2
From an advisory covering 6 CVEs
 before 87.0.4280.88-lp152.2.57.1
87.0.4280.88-lp152.2.57.1
chromium
SUSE:Package Hub 15 SP2
From an advisory covering 6 CVEs
 before 87.0.4280.88-bp152.2.44.1
87.0.4280.88-bp152.2.44.1
chromium
openSUSE:Leap 15.1
From an advisory covering 6 CVEs
 before 87.0.4280.88-lp151.2.162.1
87.0.4280.88-lp151.2.162.1
chromium
SUSE:Package Hub 15 SP1
From an advisory covering 6 CVEs
 before 87.0.4280.88-bp151.3.147.1
87.0.4280.88-bp151.3.147.1
Show 4 moreShow less
Affected packages
PackageAffectedFixed
opera
openSUSE:Leap 15.1 NonFree
From an advisory covering 6 CVEs
 before 73.0.3856.284-lp151.2.39.1
73.0.3856.284-lp151.2.39.1
opera
openSUSE:Leap 15.2 NonFree
From an advisory covering 6 CVEs
 before 73.0.3856.284-lp152.2.27.1
73.0.3856.284-lp152.2.27.1
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

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
MetasploitGoogle Chrome versions before 87.0.4280.88 integer overflow during SimplfiedLowering phase2020-11-19
Exploit-DBGoogle Chrome 86.0.4240 V8 - Remote Code Execution2021-04-06

History

History
RecordedChangedSources
affected, exploits, facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV

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

In short

CVE-2020-16040 is a medium vulnerability (CVSS 6.5) in Google Chrome, published December 7, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 99.6%, the 99th percentile. Fixed in chromium 87.0.4280.88-0.1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 19 versions and 2,127 references. The JSON record has them.

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