{"id":"CVE-2026-54909","revision":"8663b68d906d428496b3c42ee6fdecb9","records":[{"revision":"8663b68d906d428496b3c42ee6fdecb9","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-54909","aliases":[],"title":"Pion STUN vulnerable to remote denial of service via panic while parsing a malformed XOR-MAPPED-ADDRESS attribute","description":"pion/stun is a Go implementation of STUN. Prior to 3.1.3, XORMappedAddress.GetFromAs can panic while parsing a malformed short XOR-MAPPED-ADDRESS attribute in STUN or ICE Binding-response parsing paths, allowing remote denial of service. This issue is fixed in version 3.1.3.","state":0,"publishedAt":"2026-07-31T22:03:53.514+00:00","modifiedAt":"2026-08-03T17:30:22.558+00:00","affected":[{"ecosystem":"Vendor product","name":"stun","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"pion\",\n                    \"product\": \"stun\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 3.1.3\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/pion/stun/security/advisories/GHSA-34rh-wp3j-6cxc","https://github.com/pion/stun/pull/278","https://github.com/pion/stun/commit/fa9f074a33a8059c76c960b1fbee39f308002423","https://github.com/pion/stun/releases/tag/v3.1.3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-54909","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-54909","identifiers":["CVE-2026-54909"]},"retained":false,"historicalAffected":[]}],"coverage":[]}