What is GHSA-856j-8v8v-wvfq?

GHSA-856j-8v8v-wvfq is a security advisory published by GitHub Security Advisories with Critical severity. Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability...

Which CVE IDs does GHSA-856j-8v8v-wvfq cover?

GHSA-856j-8v8v-wvfq covers the following CVE IDs: CVE-2026-16367. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-856j-8v8v-wvfq?

GHSA-856j-8v8v-wvfq has a CVSS v3 base score of 10.0, published by GitHub Security Advisories.

GHSA-856j-8v8v-wvfqCriticalCVSS 10.0

Sandbox escape due to invalid pointer 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-2026-16367 →

📋 Description

Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-16367
https://bugzilla.mozilla.org/show_bug.cgi?id=2050627
https://www.mozilla.org/security/advisories/mfsa2026-68
https://github.com/advisories/GHSA-856j-8v8v-wvfq