In Apache Tomcat 9.0.0.M1 to 9.0.30, 8.5.0 to 8.5.50 and 7.0.0 to 7.0.99 the HTTP header parsing code used an approach to end-of-line parsing that allowed some invalid HTTP headers to be parsed as valid. This led to a possibility of HTTP Re…

{
                    "product": "Apache Tomcat",
                    "vendor": "Apache",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "Apache Tomcat 9.0.0.M1 to 9.0.30"
                        },
                        {
                            "status": "affected",
                            "version": "8.5.0 to 8.5.50"
                        },
                        {
                            "status": "affected",
                            "version": "7.0.0 to 7.0.99"
                        }
                    ]
                }