{"cve":"CVE-2026-41493","nvd":{"published":"2026-05-08T14:16:33.550","modified":"2026-10-26T19:10:00.163","status":"Analyzed","description":"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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":6.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://github.com/lsegal/yard/releases/tag/v0.9.42","https://github.com/lsegal/yard/security/advisories/GHSA-3jfp-46x4-xgfj"],"products":["yardoc:yard"],"source":"nvd","synced_at":"2026-10-26T19:31:02.781428341+00:00"},"epss":{"cve":"CVE-2026-41493","score":0.00388,"percentile":0.32645,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-3jfp-46x4-xgfj","url":"https://osv.dev/vulnerability/GHSA-3jfp-46x4-xgfj","summary":"yard: Possible arbitrary path traversal and file access via yard server","modified":"2026-06-09T10:55:28Z","packages":[{"ecosystem":"RubyGems","name":"yard","purl":"pkg:gem/yard","ranges":["<0.9.42"],"fixed":["0.9.42"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}