CVE-2026-41493

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.

References

• https://github.com/lsegal/yard/releases/tag/v0.9.42
• https://github.com/lsegal/yard/security/advisories/GHSA-3jfp-46x4-xgfj