{"api_version":"1","generated_at":"2026-08-26T03:59:28+00:00","cve":"CVE-2026-66422","urls":{"html":"https://cve.report/CVE-2026-66422","api":"https://cve.report/api/cve/CVE-2026-66422.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-66422","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-66422"},"summary":{"title":"Apache Tomcat: Servlet role references can bypass declarative role constraints","description":"Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in additional to the correct usage with Request.isUserInRole().\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 9.0.25 through 9.0.120.\n\n\n\nThe following versions were EOL at the time the CVE was created but are \nknown to be affected: from 8.5.46 through 8.5.100, from 7.0.97 through 7.0.109. 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Other unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue."}],"metrics":[{"other":{"content":{"text":"low"},"type":"Textual description of severity"},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","description":"CWE-285 Improper Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-25T21:55:16.928Z","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/j5plylz1b2vhqvbkqn7k58nygxhcpk73"}],"source":{"discovery":"EXTERNAL"},"title":"Apache Tomcat: Servlet role references can bypass declarative role constraints","x_generator":{"engine":"Vulnogram 0.2.0"}}},"cveMetadata":{"assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","assignerShortName":"apache","cveId":"CVE-2026-66422","datePublished":"2026-08-25T21:55:16.928Z","dateReserved":"2026-07-27T07:51:40.260Z","dateUpdated":"2026-08-25T21:55:16.928Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-25 22:17:05","lastModifiedDate":"2026-08-25 22:17:05","problem_types":["CWE-285","CWE-285 CWE-285 Improper Authorization"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"66422","Ordinal":"1","Title":"Apache Tomcat: Servlet role references can bypass declarative ro","CVE":"CVE-2026-66422","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"66422","Ordinal":"1","NoteData":"Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in additional to the correct usage with Request.isUserInRole().\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 9.0.25 through 9.0.120.\n\n\n\nThe following versions were EOL at the time the CVE was created but are \nknown to be affected: from 8.5.46 through 8.5.100, from 7.0.97 through 7.0.109. Other unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.","Type":"Description","Title":"Apache Tomcat: Servlet role references can bypass declarative ro"}]}}}