CVE-2026-11308

State: Published
Severity: 6.3 Medium
Published: Jun 4, 2026
Updated: Jun 5, 2026
Reserved: Jun 4, 2026

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to perform privilege escalation via a crafted Chrome Extension. (Chromium security severity: Low)

Scores

CVSS	Score	Vector	Source
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L	CISA-ADP

Weaknesses

CWE-269 Improper Privilege Management

Affected Products

Product	Versions
ChromeGoogle	149.0.7827.53 to before 149.0.7827.53Affected

References

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/505945112

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