{"cve":"CVE-2005-4836","nvd":{"published":"2005-12-31T05:00:00.000","modified":"2026-06-16T22:19:32.690","status":"Modified","description":"The HTTP/1.1 connector in Apache Tomcat 4.1.15 through 4.1.40 does not reject NULL bytes in a URL when allowLinking is configured, which allows remote attackers to read JSP source files and obtain sensitive information.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://tomcat.apache.org/security-4.html","http://www.securityfocus.com/bid/28483","https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E","https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E"],"products":["apache:tomcat"],"source":"nvd","synced_at":"2026-10-19T19:40:09.211843075+00:00"},"epss":{"cve":"CVE-2005-4836","score":0.03474,"percentile":0.89092,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-qrcx-p4rr-g48h","url":"https://osv.dev/vulnerability/GHSA-qrcx-p4rr-g48h","summary":"Apache Tomcat allows remote attackers to read JSP source files","modified":"2023-11-08T03:56:46.299850Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=4.1.15 <=4.1.40"],"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."]}