What is GHSA-jvw5-v42q-rpwc?

GHSA-jvw5-v42q-rpwc is a security advisory published by GitHub Security Advisories with High severity. Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox...

Which CVE IDs does GHSA-jvw5-v42q-rpwc cover?

GHSA-jvw5-v42q-rpwc covers the following CVE IDs: CVE-2026-8945. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jvw5-v42q-rpwc?

GHSA-jvw5-v42q-rpwc has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-jvw5-v42q-rpwcHighCVSS 7.5

Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox...

Vendor

GitHub Security Advisories

Published

May 19, 2026

Last Modified

May 19, 2026

🔗 CVE IDs covered (1)

CVE-2026-8945 →

📋 Description

Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-8945
https://bugzilla.mozilla.org/show_bug.cgi?id=2003171
https://www.mozilla.org/security/advisories/mfsa2026-46
https://github.com/advisories/GHSA-jvw5-v42q-rpwc