CVE-2025-12436

State: Published
Severity: 5.9 Medium
Published: Nov 10, 2025
Updated: Nov 10, 2025
Reserved: Oct 28, 2025

Description

Policy bypass in Extensions in Google Chrome prior to 142.0.7444.59 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)

Scores

CVSS	Score	Vector	Source
3.1	5.9 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N	CISA-ADP

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
ChromeGoogle	142.0.7444.59 to before 142.0.7444.59Affected

References

https://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_28.html
https://issues.chromium.org/issues/40054742

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