CVE-2020-16009

criticalknown exploitedcovered by 1 sourcefirst seen 2021-11-03

Actively exploited. CVE-2020-16009 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

CSIRTS triage

What: This vulnerability is a type confusion that allows potential heap corruption via a crafted HTML page.
Who is affected: Users of web browsers utilizing the Chromium V8 engine, including Google Chrome and Microsoft Edge.
Urgency: Remediation is urgent due to active exploitation and critical severity.
Action: Update to the latest version of affected browsers.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 99% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2020-16009: Google Chromium V8 Type Confusion Vulnerabilitycisa-kev · 2021-11-03

External references

NVD record for CVE-2020-16009

CVE.org record

CISA KEV catalog

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