CVE-2026-43966

Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Request/Response Splitting' vulnerability in ninenines cowlib allows HTTP response splitting via non-VCHAR bytes in structured-fields string values. cowhttpstructhd:escapestring/2 in cowlib only escapes \ and ", passing all other byt...

PT-2026-47347

Name of the Vulnerable Software and Affected Versions cowlib versions 2.9.0 and later Description Improper neutralization of CRLF sequences in HTTP headers allows HTTP response splitting via non-VCHAR bytes in structured-fields string values. The function escape string/2 in cow http struct hd onl...