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CVE-2026-41493

yard: Possible arbitrary path traversal and file access via yard server

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 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Vendors
Lsegal Yardoc
Products
Yard Yard
CVE-2017-17042

rubygem-yard: (lib/yard/core_ext/file.rb) is vulnerable to directory traversal attacks

lib/yard/core_ext/file.rb in the server in YARD before 0.9.11 does not block relative paths with an initial ../ sequence, which allows attackers to conduct directory traversal attacks and read arbitrary files.

CVSS 3.0 · 7.5 High EPSS 2.9% KEV · Not listed
Vendors
Yardoc
Products
Yard
CVE-2024-27285

YARD's default template vulnerable to Cross-site Scripting in generated frames.html

YARD is a Ruby Documentation tool. The "frames.html" file within the Yard Doc's generated documentation is vulnerable to Cross-Site Scripting (XSS) attacks due to inadequate sanitization of user input within the JavaScript segment of the "frames.erb" template file. This vulnerability is fixed in 0.9.36.

CVSS 3.1 · 5.4 Medium EPSS 1.1% KEV · Not listed
Vendors
Debian Fedoraproject Yardoc
Products
Debian Linux Fedora Yard
CVE-2019-1020001

rubygem-yard: Arbitrary path traversal and file access in yard server

yard before 0.9.20 allows path traversal.

CVSS 3.1 · 8.8 High EPSS 2.3% KEV · Not listed
Vendors
Yardoc
Products
Yard