Chrome DevTools Origin Policy Bypass <157.0.8103.38
CVE-2026-121204 Published on November 3, 2026
Incomplete cleanup in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
Weakness Type
What is an Insufficient Cleanup Vulnerability?
The software does not properly "clean up" and remove temporary or supporting resources after they have been used.
CVE-2026-121204 has been classified to as an Insufficient Cleanup vulnerability or weakness.
Products Associated with CVE-2026-121204
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Affected Versions
Google Chrome:- Version 157.0.8103.38 and below 157.0.8103.38 is affected.