{"id":"CVE-2005-4836","aliases":["EUVD-2022-5023","GHSA-qrcx-p4rr-g48h"],"status":"published","title":"Apache Tomcat allows remote attackers to read JSP source files","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.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:C/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.03474,"percentile":0.89165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2005-12-31T05:00:00Z","modified":"2026-06-16T22:19:32Z","affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.tomcat:tomcat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.15"},{"last_affected":"4.1.40"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.tomcat:tomcat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.1.15"},{"last_affected":"4.1.40"}]}]}],"products":[{"vendor":"apache","product":"tomcat"}],"references":[{"url":"http://tomcat.apache.org/security-4.html","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/28483","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-4836","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5@%3Cdev.tomcat.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74@%3Cdev.tomcat.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3@%3Cdev.tomcat.apache.org%3E","tags":["web"]},{"url":"https://github.com/advisories/GHSA-qrcx-p4rr-g48h"}],"sources":{"cve":[{"id":"CVE-2005-4836","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.","status":"published","published":"2007-05-09T22:00:00Z","modified":"2024-08-08T00:01:23.292Z","updated_at":"2026-11-02T14:33:38.906611Z"}],"euvd":[{"id":"EUVD-2022-5023","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.","status":"published","published":"2007-05-09T22:00:00Z","modified":"2024-08-08T00:01:23Z","updated_at":"2026-11-03T01:15:21.029087Z"}],"ghsa":[{"id":"GHSA-qrcx-p4rr-g48h","title":"Apache Tomcat allows remote attackers to read JSP source files","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.","status":"published","published":"2022-05-01T02:31:23Z","modified":"2023-09-18T23:51:35Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:05.567008Z"}],"nvd":[{"id":"CVE-2005-4836","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.","status":"published","published":"2005-12-31T05:00:00Z","modified":"2026-06-16T22:19:32.69Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:C/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:00:59.170202Z"}],"osv":[{"id":"GHSA-qrcx-p4rr-g48h","title":"Apache Tomcat allows remote attackers to read JSP source files","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.","status":"published","published":"2022-05-01T02:31:23Z","modified":"2023-11-08T03:56:46.29985Z","cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:54.760124Z"}]}}