CVE-2026-121049

Low CVSS 3.3

Published 2026-11-03 · last changed 2026-11-05

The fix

We hold no Microsoft remediation data for CVE-2026-121049, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Out of bounds read in V8 in Google Chrome prior to 157.0.8103.38 allowed a local attacker to read memory via a crafted file. (Chromium security severity: Medium)

Sources

NVD record for CVE-2026-121049

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N