CVE-2026-54909: Pion STUN vulnerable to remote denial of service via panic while parsing a malformed XOR-MAPPED-ADDRESS attribute

July 31, 2026

Remote denial of service via panic while parsing a malformed XOR-MAPPED-ADDRESS attribute

References

github.com/advisories/GHSA-34rh-wp3j-6cxc
github.com/pion/stun/commit/fa9f074a33a8059c76c960b1fbee39f308002423
github.com/pion/stun/pull/278
github.com/pion/stun/releases/tag/v3.1.3
github.com/pion/stun/security/advisories/GHSA-34rh-wp3j-6cxc
nvd.nist.gov/vuln/detail/CVE-2026-54909

Code Behaviors & Features

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