Live › vulnerability › CVE-2026-121066
Google Chrome versions before 157.0.8103.38 do not correctly enforce authorization for extensions. A remote attacker who tricks a user into installing a crafted Chrome extension can bypass system access restrictions.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-03 21:19 UTC. All times on this page are UTC.
Anyone running Google Chrome before 157.0.8103.38 is exposed, most likely when they install an extension from an untrusted source. Managed fleets should confirm every browser has the update. unknown whether non-default extension policies change exposure.
No product ranges from the sources yet.
157.0.8103.38.157.0.8103.38 or later.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Incorrect authorization in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium)
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