PT-2026-29818

Name of the Vulnerable Software and Affected Versions Rack versions prior to 2.2.23, 3.1.21, and 3.2.6 Description Rack’s Rack::Sendfilemap accel path function directly uses the X-Accel-Mapping request header value in a regular expression for rewriting file paths used with X-Accel-Redirect. Becau...

DEBIAN-CVE-2025-61780

Rack is a modular Ruby web server interface. Prior to versions 2.2.20, 3.1.18, and 3.2.3, a possible information disclosure vulnerability existed in Rack::Sendfile when running behind a proxy that supports x-sendfile headers such as Nginx. Specially crafted headers could cause Rack::Sendfile to...

CVE-2025-61780

CVE-2025-61780 (Rack) affects Rack, a modular Ruby web server interface. The IBM security bulletin and Debian advisories describe a vulnerability in Rack::Sendfile when used behind a proxy that supports x-accel-redirect/x-sendfile headers. By sending crafted headers, an attacker could cause Rack:...

Medium: pcs

Issue Overview: Rack is a modular Ruby web server interface. The Rack::Sendfile middleware logs unsanitised header values from the X-Sendfile-Type header. An attacker can exploit this by injecting escape sequences such as newline characters into the header, resulting in log injection. This...