DEBIAN-CVE-2026-40561

Starlet versions through 0.31 for Perl allows HTTP Request Smuggling via Improper Header Precedence. Starlet incorrectly prioritizes "Content-Length" over "Transfer-Encoding: chunked" when both headers are present in an HTTP request. Per RFC 7230 3.3.3, Transfer-Encoding must take precedence. An...

CVE-2026-40561

CVE-2026-40561 affects Starlet for Perl (versions through 0.31). The root cause is improper header precedence: when both Content-Length and Transfer-Encoding: chunked are present, Starlet prioritizes Content-Length, violating RFC 7230 section 3.3.3, where Transfer-Encoding must take precedence. T...

PT-2026-36646

Name of the Vulnerable Software and Affected Versions Starlet versions prior to 0.32 Description Starlet for Perl allows HTTP Request Smuggling due to improper header precedence. The software incorrectly prioritizes the Content-Length header over Transfer-Encoding: chunked when both are present i...