ClosedPatched

Google Chromium V8: Type Confusion (CVE-2023-3079)

Google Chromium V8

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. Added to CISA KEV on 2023-06-07.

Why this severity: CVSS 8.8 (NVD), actively exploited (CISA KEV)

Started: Jun 7, 2023
Closed: Jun 7, 2023
CVE: CVE-2023-3079

Follow this incident

Updated Jun 7, 2023

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

Jun 7, 2023
CISA added CVE-2023-3079 to the KEV catalog (due 2023-06-28).

Advisories3

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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