CVE-2026-121045

Google Chrome: UI misrepresentation

CVE-2026-121045 is fixed in Google Chrome on 1 platform by Google Chrome 157.0.8103.39 (version 157.0.8103.39), released November 2, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.4

No vendor severity

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0020

9th percentile

UI misrepresentation in Browser in Google Chrome on on Mac prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Google Chrome	157.0.8103.39	Google Chrome 157.0.8103.39	Nov 2, 2026

Details

Published
November 3, 2026
Weakness
CWE-451: UI misrepresentation
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-121045

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