{"id":"CVE-2026-41493","aliases":["GHSA-3jfp-46x4-xgfj"],"url":"https://o3.security/vulnerability/CVE-2026-41493","summary":"yard: Possible arbitrary path traversal and file access via yard server","details":"YARD is a Ruby Documentation tool. Prior to version 0.9.42, a path traversal vulnerability was discovered in YARD when using yard server to serve documentation. This bug would allow unsanitized HTTP requests to access arbitrary files on the machine of a yard server host under certain conditions. This issue has been patched in version 0.9.42.","published":"2026-05-08T13:13:49.232Z","modified":"2026-08-07T11:51:03.706544778Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"RubyGems","name":"yard","fixedVersion":"0.9.42"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/lsegal/yard/releases/tag/v0.9.42"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41493.json"},{"type":"ADVISORY","url":"https://github.com/lsegal/yard/security/advisories/GHSA-3jfp-46x4-xgfj"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41493"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:51:03.706544778Z"}}