CVE-2020-16009
Google Chromium V8 Type Confusion Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 48.29% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022
- Weakness
- CWE-787, CWE-843
- Affected
- cefsharp/cefsharp · google/chrome · microsoft/edge · microsoft/edge chromium · opensuse/backports sle · opensuse/leap · fedoraproject/fedora · debian/debian linux
- Source
- chrome-cve-admin@google.com
EPSS 48.3% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2020-16009
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.htmlBroken Link, Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.htmlBroken Link, Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/159974/Chrome-V8-Turbofan-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
- https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1143772Exploit, Issue Tracking
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4XYJ7B6OXHZNYSA5J3DBUOFEC6WCAGW/Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/Release Notes
- https://security.gentoo.org/glsa/202011-12Third Party Advisory
- https://www.debian.org/security/2021/dsa-4824Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.htmlBroken Link, Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.htmlBroken Link, Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/159974/Chrome-V8-Turbofan-Type-Confusion.htmlExploit, Third Party Advisory, VDB Entry
- https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1143772Exploit, Issue Tracking
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4XYJ7B6OXHZNYSA5J3DBUOFEC6WCAGW/Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/Release Notes
- https://security.gentoo.org/glsa/202011-12Third Party Advisory
- https://www.debian.org/security/2021/dsa-4824Mailing List, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16009US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.