{"affected":[],"aliases":["CVE-2026-76183"],"database_specific":{"cwe_ids":["CWE-289"],"github_reviewed":false,"github_reviewed_at":null,"nvd_published_at":"2026-09-23T12:17:06Z","severity":null},"details":"Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121.\n\n\n\nThe following versions were EOS at the time the CVE was created but are \nknown to be affected: from 8.5.0 through 8.5.100, from 7.0.43 through 7.0.109. Other unsupported versions may also be affected.\n\n\n\n\nUsers are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.","id":"GHSA-q4fc-3vv4-fh24","modified":"2026-09-23T12:31:15Z","published":"2026-09-23T12:31:15Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76183"},{"type":"WEB","url":"https://lists.apache.org/thread/45mxk8nj2q8pkhct6lfxkvtm2jpywrsp"}],"schema_version":"1.4.0","severity":[]}