CRITICALCVSS 9.8

CVE-2025-14321

CVE-2025-14321 updated by NVD

Modified: 2026-10-09
Sources: nvd

Summary

Use-after-free in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

References

https://nvd.nist.gov/vuln/detail/CVE-2025-14321

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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