PT-2026-47482 · Google · Google Chrome

Published 2026-06-08 · Updated 2026-06-09 · CVE-2026-11656

Mitre

CVSS v3.1

8.3

High

Base vector

AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

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)

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-11656

Affected Products

Google Chrome

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-11656 · Security Note
• https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html · Note
• https://issues.chromium.org/issues/513424000 · Note