{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-65637","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-07-22T14:38:10.136Z","datePublished":"2026-08-25T21:49:13.127Z","dateUpdated":"2026-08-26T15:20:30.366Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-08-25T21:49:13.127Z"},"title":"Apache Tomcat: HTTP/2 no-authority bypass of strict SNI validation - CVE-2026-32990 fix incomplete","problemTypes":[{"descriptions":[{"description":"CWE-20 Improper Input Validation","lang":"en","cweId":"CWE-20","type":"CWE"}]}],"source":{"discovery":"EXTERNAL"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache Tomcat","versions":[{"status":"affected","version":"11.0.20","lessThanOrEqual":"11.0.24","versionType":"semver"},{"status":"affected","version":"10.1.53","lessThanOrEqual":"10.1.57","versionType":"semver"},{"status":"affected","version":"9.0.115","lessThanOrEqual":"9.0.120","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"value":"Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120.\n\n\n\nUsers are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990.</p><p>This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120.</p><p>Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.</p>"}]}],"references":[{"url":"https://lists.apache.org/thread/djog953z1ohsyt25bdvhfzbmsy22vgcj","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"moderate"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"credits":[{"lang":"en","value":"Parag Ambildhuke (https://github.com/paragxa)","type":"finder"}],"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-26T15:20:15.521688Z","id":"CVE-2026-65637","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-26T15:20:30.366Z"}}]}}