{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-10-20T15:22:31.435","vulnerabilities":[{"cve":{"id":"CVE-2026-76183","sourceIdentifier":"security@apache.org","published":"2026-09-23T12:17:06.537","lastModified":"2026-09-30T15:22:34.470","vulnStatus":"Awaiting Analysis","cveTags":[],"descriptions":[{"lang":"en","value":"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."}],"affected":[{"source":"security@apache.org","affectedData":[{"vendor":"Apache Software Foundation","product":"Apache Tomcat","defaultStatus":"unaffected","versions":[{"version":"11.0.0-M1","lessThanOrEqual":"11.0.25","versionType":"semver","status":"affected"},{"version":"10.1.0-M1","lessThanOrEqual":"10.1.59","versionType":"semver","status":"affected"},{"version":"9.0.0.M1","lessThanOrEqual":"9.0.121","versionType":"semver","status":"affected"},{"version":"8.5.0","lessThanOrEqual":"8.5.100","versionType":"semver","status":"affected"},{"version":"7.0.43","lessThanOrEqual":"7.0.109","versionType":"semver","status":"affected"},{"version":"0","lessThan":"7.0.43","versionType":"semver","status":"unaffected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-23T15:33:34.949308Z","id":"CVE-2026-76183","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security@apache.org","type":"Secondary","description":[{"lang":"en","value":"CWE-289"}]}],"references":[{"url":"https://lists.apache.org/thread/45mxk8nj2q8pkhct6lfxkvtm2jpywrsp","source":"security@apache.org"},{"url":"http://www.openwall.com/lists/oss-security/2026/09/23/21","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}