CVE-2026-8953 is a vulnerability in Mozilla Firefox
Published on May 19, 2026
Sandbox escape due to use-after-free in the Disability Access APIs component
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.
Products Associated with CVE-2026-8953
Want to know whenever a new CVE is published for Mozilla Firefox? stack.watch will email you.
Affected Versions
Mozilla Firefox:- Version 115.36, <= 115.* is unaffected.
- Version 140.11, <= 140.* is unaffected.
- Version 151, <= * is unaffected.