EEF-CVE-2026-43969 Cookie Request Header Injection via Unvalidated Encoder in cow_cookie:cookie/1

Summary Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows HTTP request splitting and cookie smuggling via unvalidated cookie name and value fields. cow\cookie:cookie/1 in cowlib builds a client-side Cookie: request header from a list of name-value...

CVE-2026-43969

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows HTTP request splitting and cookie smuggling via unvalidated cookie name and value fields. cowcookie:cookie/1 in cowlib builds a client-side Cookie: request header from a list of name-value pairs...

Cowlib 资源管理错误漏洞

Cowlib is a web protocol message parsing and building library developed by Nine Nines. In versions 0.6.0 to 2.16.1 of Cowlib, there was a resource management error vulnerability. This vulnerability stemmed from the block transfer encoding parser in the cowhttpte module, which allowed unlimited...

PT-2026-39731

Name of the Vulnerable Software and Affected Versions cowlib versions 0.6.0 through 2.16.0 Description An uncontrolled resource consumption issue in the cow http te module allows for excessive allocation. The chunked transfer-encoding parser accepts an unbounded number of hex digits in the...

Cowlib 注入漏洞

Cowlib is a web protocol message parsing and building library developed by Nine Nines. Version 2.6.0 of cowlib contains an injection vulnerability. This vulnerability arises from the program’s failure to properly filter CRLF sequences when processing events sent by the server, resulting in SSE...

PT-2026-39726

Name of the Vulnerable Software and Affected Versions cowlib versions 2.6.0 and later Description Improper Neutralization of CRLF Sequences CRLF Injection allows SSE event splitting and injection through unvalidated field values. The cow sse:event/1 function guards the id and event fields against...

Cowlib 注入漏洞

Cowlib is a web protocol message parsing and building library developed by Nine Nines. Version 2.9.0 of cowlib contains an injection vulnerability. This vulnerability stems from the cowcookie:cookie/1 function in cowlib, which constructs client Cookie request headers based on a list of name-value...

PT-2026-39727

Name of the Vulnerable Software and Affected Versions cowlib versions 2.9.0 and later Description Improper Neutralization of CRLF Sequences CRLF Injection occurs when the cow cookie:cookie/1 function builds a client-side Cookie request header from name-value pairs without validating the fields. A...