CVE-2026-17749

State: Published
Severity: 9.6 Critical
Published: Jul 30, 2026
Updated: Aug 3, 2026
Reserved: Jul 27, 2026

Description

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: Medium)

Scores

CVSS	Score	Vector	Source
3.1	9.6 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-20 Insufficient validation of untrusted input

Affected Products

Product	Versions
ChromeGoogle	151.0.7922.72 to before 151.0.7922.72Affected

References

https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html
https://issues.chromium.org/issues/500526602

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