{"id":"CVE-2020-15216","aliases":["GHSA-q547-gmf8-8jr7","GO-2020-0050"],"title":"github.com/russellhaering/goxmldsig vulnerable to Signature Validation Bypass","summary":"github.com/russellhaering/goxmldsig vulnerable to Signature Validation Bypass","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N","vendor":"russellhaering","product":"github.com/russellhaering/goxmldsig","ecosystem":"go","affected":["github.com/russellhaering/goxmldsig < 1.1.0"],"patched":["github.com/russellhaering/goxmldsig 1.1.0"],"published":"2021-05-24","updated":"2026-07-08","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-q547-gmf8-8jr7","references":[{"url":"https://github.com/russellhaering/goxmldsig/security/advisories/GHSA-q547-gmf8-8jr7"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15216"},{"url":"https://github.com/russellhaering/goxmldsig/commit/f6188febf0c29d7ffe26a0436212b19cb9615e64"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GUH33FPUXED3FHYL25BJOQPRKFGPOMS2"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZECBFD4M4PHBMBOCMSQ537NOU37QOVWP"},{"url":"https://pkg.go.dev/github.com/russellhaering/goxmldsig?tab=overview"},{"url":"https://pkg.go.dev/vuln/GO-2020-0050"}],"tags":["osv","go"],"epss":0.00898,"epssPercentile":0.58078,"ingestedAt":"2026-07-09T18:56:36.686Z","slug":"CVE-2020-15216","body":"## Overview\n\n### Impact\nWith a carefully crafted XML file, an attacker can completely bypass signature validation and pass off an altered file as a signed one. \n\n### Patches\nA patch is available, all users of goxmldsig should upgrade to v1.1.0.\n\n### For more information\nIf you have any questions or comments about this advisory open an issue at https://github.com/russellhaering/goxmldsig\n\n## Affected packages\n\n- `github.com/russellhaering/goxmldsig < 1.1.0`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/russellhaering/goxmldsig 1.1.0`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}