{"id":"CVE-2026-65182","summary":"Apache Tomcat: Bypass longest prefix security constraint","details":"Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specified before a more restrictive constraint for a shorter sub-path.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through 9.0.120, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\n\n\n\nUsers are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue.","aliases":["BIT-tomcat-2026-65182","GHSA-gcx9-497g-6cp6"],"modified":"2026-10-31T08:42:01.126230454Z","published":"2026-08-25T21:43:37.040Z","related":["ALSA-2026:92869","SUSE-SU-2026:23690-1","SUSE-SU-2026:23691-1","SUSE-SU-2026:23700-1","SUSE-SU-2026:23710-1","SUSE-SU-2026:23711-1","SUSE-SU-2026:23720-1","SUSE-SU-2026:4114-1","SUSE-SU-2026:4119-1","SUSE-SU-2026:4126-1","SUSE-SU-2026:4203-1","openSUSE-SU-2026:11759-1","openSUSE-SU-2026:11760-1","openSUSE-SU-2026:11761-1","openSUSE-SU-2026:21810-1","openSUSE-SU-2026:21811-1","openSUSE-SU-2026:21823-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"11.0.0-M1"},{"last_affected":"11.0.24"},{"introduced":"10.1.0-M1"},{"last_affected":"10.1.57"},{"introduced":"9.0.0.M1"},{"last_affected":"9.0.120"},{"introduced":"8.5.0"},{"last_affected":"8.5.100"},{"introduced":"7.0.0"},{"last_affected":"7.0.109"}],"source":"AFFECTED_FIELD"}]}],"cna_assigner":"apache","cwe_ids":["CWE-284","CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/65xxx/CVE-2026-65182.json"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/08/26/1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/65xxx/CVE-2026-65182.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/joosxvzc9b49ttj8lj0jw9mqt0ml767m"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-65182"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/tomcat","events":[{"introduced":"e498667bd7811e846771a852b16ce9f1e524b81b"},{"last_affected":"2cdef2c0241cdf70b5edd88d3733a52e6b675047"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"7.0.0"},{"last_affected":"7.0.109"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-65182.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}