VDB
GHSA-jjvw-q2ff-g9g3
GHSA-jjvw-q2ff-g9g3
PUBLISHED
CVSS 9.600000381469727 CRITICAL
Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox ESR 140.10.1.
Risk Scores
CVSS 3.1
9.600000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| wolfi | firefox | 0, 0, 0 |
| chainguard | firefox | 0, 0, 0 |
| chainguard | firefox-esr | 0, 0, 0 |
Timeline
- Apr 28, 2026 CVE Published
- Apr 30, 2026 CVE Updated
- May 7, 2026 Security Advisory
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-7321 advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=2029461 url
- https://www.mozilla.org/security/advisories/mfsa2026-30 url
- https://www.mozilla.org/security/advisories/mfsa2026-33 url
- https://www.mozilla.org/security/advisories/mfsa2026-36 url
- https://www.mozilla.org/security/advisories/mfsa2026-39 url