{"id":"CVE-2020-15216","aliases":["GHSA-q547-gmf8-8jr7","GO-2020-0050"],"url":"https://o3.security/vulnerability/CVE-2020-15216","summary":"github.com/russellhaering/goxmldsig vulnerable to Signature Validation Bypass","details":"In goxmldsig (XML Digital Signatures implemented in pure Go) before version 1.1.0, with a carefully crafted XML file, an attacker can completely bypass signature validation and pass off an altered file as a signed one. A patch is available, all users of goxmldsig should upgrade to at least revision f6188febf0c29d7ffe26a0436212b19cb9615e64 or version 1.1.0","published":"2020-09-29T16:15:11.023Z","modified":"2026-07-08T06:28:34.659843904Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"epss":{"score":0.00898,"percentile":0.56456,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/russellhaering/goxmldsig","fixedVersion":"1.1.0"}],"fix":{"url":"https://github.com/russellhaering/goxmldsig/commit/f6188febf0c29d7ffe26a0436212b19cb9615e64","label":"russellhaering/goxmldsig@f6188fe"},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP/"},{"type":"ADVISORY","url":"https://github.com/russellhaering/goxmldsig/security/advisories/GHSA-q547-gmf8-8jr7"},{"type":"ADVISORY","url":"https://pkg.go.dev/github.com/russellhaering/goxmldsig?tab=overview"},{"type":"FIX","url":"https://github.com/russellhaering/goxmldsig/commit/f6188febf0c29d7ffe26a0436212b19cb9615e64"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T06:28:34.659843904Z"}}