Google Chrome Windows <153.0.8010.36 Updater Auth Bypass Exec Outside Sandbox
CVE-2026-87509 Published on September 9, 2026

Incorrect authorization in Updater in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: Low)

NVD

Vulnerability Analysis

CVE-2026-87509 can be exploited with local system access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an AuthZ Vulnerability?

The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

CVE-2026-87509 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2026-87509

Want to know whenever a new CVE is published for Google Chrome? stack.watch will email you.

Google Chrome
 

Affected Versions

Google Chrome: