{"cve":"CVE-2005-2090","nvd":{"published":"2005-07-05T04:00:00.000","modified":"2026-06-16T22:14:13.477","status":"Modified","description":"Jakarta Tomcat 5.0.19 (Coyote/1.1) and Tomcat 4.1.24 (Coyote/1.0) allows remote attackers to poison the web cache, bypass web application firewall protection, and conduct XSS attacks via an HTTP request with both a \"Transfer-Encoding: chunked\" header and a Content-Length header, which causes Tomcat to incorrectly handle and forward the body of the request in a way that causes the receiving server to process it as a separate HTTP request, aka \"HTTP Request Smuggling.\"","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://community.ca.com/blogs/casecurityresponseblog/archive/2009/01/23.aspx","http://docs.info.apple.com/article.html?artnum=306172","http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795","http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html","http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html"],"products":["apache:tomcat"],"source":"nvd","synced_at":"2026-10-19T19:39:29.870204089+00:00"},"epss":{"cve":"CVE-2005-2090","score":0.26114,"percentile":0.97991,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-f2gq-p6qv-ccw4","url":"https://osv.dev/vulnerability/GHSA-f2gq-p6qv-ccw4","summary":"Tomcat Vulnerable to Web Cache Poisoning","modified":"2023-11-08T03:56:45.810311Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=5.0.0 <=5.0.19"],"fixed":[]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=4.0.0 <=4.1.24"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}