{"action":"Upgrade github.com/free5gc/ausf to 1.4.5 or later.","affected":[{"fixed":"1.4.5","introduced":"0"}],"component":"github.com/free5gc/ausf","cve_ids":["CVE-2026-55785"],"ecosystem":"Go","epss":0.00445,"exploited":false,"fixed_versions":["1.4.5"],"ghsa_id":"GHSA-fp46-6vfw-gc9c","id":"tcs_01M5KGT8JNATD3QNS719P9E84X","modified_at":"2026-09-02T19:45:14.135011150Z","published_at":"2026-09-02T18:37:27Z","references":["https://osv.dev/vulnerability/GO-2026-6328","https://github.com/free5gc/free5gc/security/advisories/GHSA-fp46-6vfw-gc9c","https://github.com/free5gc/ausf/commit/7a5a4aa1ec6cd0e1febebf333911c3104968edf0"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GO-2026-6328","url":"https://osv.dev/vulnerability/GO-2026-6328"},{"source":"nvd","source_id":"CVE-2026-55785","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55785"}],"summary":"free5GC AUSF uses non-constant-time authentication comparisons and logs XRES* in 5G-AKA in github.com/free5gc/ausf"}