Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
History

Tue, 19 May 2026 17:45:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, and Firefox ESR 140.11. Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
References

Tue, 19 May 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/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, 19 May 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

Tue, 19 May 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Tue, 19 May 2026 13:45:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, and Firefox ESR 140.11.
Title Sandbox escape due to use-after-free in the Disability Access APIs component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-05-19T17:10:48.519Z

Reserved: 2026-05-19T12:29:46.018Z

Link: CVE-2026-8953

cve-icon Vulnrichment

Updated: 2026-05-19T16:01:55.914Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-19T14:16:51.593

Modified: 2026-05-19T17:16:24.743

Link: CVE-2026-8953

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-19T15:00:10Z