CVE-2026-11656

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CVSS 3.1

8.3 high

EPSS

<1%p7

Published

Jun 9, 2026 (Jun 9, 2026)

Modified

Jul 23, 2026

Description

Use after free in ServiceWorker in Google Chrome prior to 149.0.7827.103 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: High)

Vendors: google
Products: chrome
Weakness: CWE-416
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.2%)

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