What is GHSA-cpfr-cvmp-53mx?

GHSA-cpfr-cvmp-53mx is a security advisory published by GitHub Security Advisories with Critical severity. Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability...

Which CVE IDs does GHSA-cpfr-cvmp-53mx cover?

GHSA-cpfr-cvmp-53mx covers the following CVE IDs: CVE-2026-16352. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-cpfr-cvmp-53mx?

GHSA-cpfr-cvmp-53mx has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-cpfr-cvmp-53mxCriticalCVSS 9.8

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability...

Vendor

GitHub Security Advisories

Published

July 21, 2026

Last Modified

July 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-16352 →

📋 Description

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13.

🔗 References (6)

https://nvd.nist.gov/vuln/detail/CVE-2026-16352
https://bugzilla.mozilla.org/show_bug.cgi?id=2046416
https://www.mozilla.org/security/advisories/mfsa2026-68
https://www.mozilla.org/security/advisories/mfsa2026-69
https://www.mozilla.org/security/advisories/mfsa2026-70
https://github.com/advisories/GHSA-cpfr-cvmp-53mx