CVE-2023-54397

A flaw was found in Tornado's HTTP request header parsing logic. When processing incoming HTTP requests, Tornado fails to reject malformed Content-Length headers containing non-standard characters. An unauthenticated remote attacker can exploit this parsing discrepancy when Tornado is deployed...

CVE-2026-19203

A client may issue specially crafted HTTP/1.1 chunked requests to a Jetty server that cause Jetty and an intermediary proxy to interpret different request boundaries, potentially resulting in HTTP request smuggling. This is caused by Jetty accepting a lone LF character as a terminator in parts of...