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)

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History

Tue, 09 Jun 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows

Tue, 09 Jun 2026 04:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in ServiceWorker Allows Sandbox Escape via Malicious Extension

Tue, 09 Jun 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 09 Jun 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Tue, 09 Jun 2026 00:45:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in ServiceWorker Allows Sandbox Escape via Malicious Extension

Mon, 08 Jun 2026 23:45:00 +0000

Type Values Removed Values Added
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)
Weaknesses CWE-416
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-06-09T03:56:11.759Z

Reserved: 2026-06-08T21:33:42.002Z

Link: CVE-2026-11656

cve-icon Vulnrichment

Updated: 2026-06-09T01:36:51.584Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-09T00:16:48.580

Modified: 2026-06-09T14:58:20.520

Link: CVE-2026-11656

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-09T04:00:14Z

Weaknesses