CVE-2026-41493

EUVD-2026-28554
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.
Path Traversal
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 30%
Affected Products (NVD)
VendorProductVersion
yardocyard
𝑥
< 0.9.42
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/lsegal/yard/releases/tag/v0.9.42
https://github.com/lsegal/yard/security/advisories/GHSA-3jfp-46x4-xgfj