CVE-2026-121236 is a vulnerability in Google Chrome
Published on November 3, 2026
Improper input validation in Network 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
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-121236
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Affected Versions
Google Chrome:- Version 157.0.8103.38 and below 157.0.8103.38 is affected.