PT-2026-136659
CVE-2026-121257
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Published
2026-11-03
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Updated
2026-11-04
Description by
CVSS 3.1
9.6
CriticalMetricsAV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
Google Chrome versions prior to 157.0.8103.38
Description
A use after free issue exists in the TabStrip component. This occurs when memory is accessed after it has been freed, which could allow a remote attacker to execute arbitrary code outside the sandbox by using a specially crafted Chrome extension.
Recommendations
Update Google Chrome to version 157.0.8103.38 or later.
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