{"id":"CVE-2026-73581","aliases":[],"cve":{"records":[{"id":"CVE-2026-73581","source":"apache","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-08-13T07:31:17.111Z","published":"2026-09-23T11:08:53.212Z","modified":"2026-10-29T10:01:34.970Z"}],"publishers":[{"name":"apache","role":"CNA","organizationId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","modified":"2026-10-29T10:01:34.970Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-23T15:19:40.273Z"},{"name":"CVE","role":"ADP","organizationId":"af854a3a-2127-422b-91ae-364da2661108","modified":"2026-09-23T18:10:39.638Z"}],"references":[{"url":"https://lists.apache.org/thread/r0dj3h1pbn4wv96fhsfrnz3t6874t6do","tags":["vendor-advisory"],"source":"apache"},{"url":"http://www.openwall.com/lists/oss-security/2026/09/23/19","tags":[],"source":"CVE"}],"weaknesses":[{"id":"CWE-299","description":"CWE-299 Improper Check for Certificate Revocation","source":"apache"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-23T15:19:35.322766Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"yes"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Apache Tomcat: OpenSSL and OpenSSL-FFM TLS implementations ignore CRLs when certificate uses a keystore","titleSource":"apache","descriptionSource":"apache","description":"Improper Check for Certificate Revocation vulnerability in Apache Tomcat. Both the OpenSSL and OpenSSL-FFM TLS implementations ignore CRLs when certificate uses a keystore.\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 EOL at the time the CVE was created but are \nknown to be affected: from 8.5.0 through 8.5.100. Other unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 11.0.26, 10.1.59, 9.0.122, which fixes the issue.","score":6.5,"severity":"medium","published":"2026-09-23T11:08:53.212Z","modified":"2026-10-29T10:01:34.970Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Apache Software Foundation","name":"Apache Tomcat","platforms":[],"versions":[{"version":"11.0.0-M1","status":"affected","lessThanOrEqual":"11.0.25","versionType":"semver"},{"version":"10.1.0-M1","status":"affected","lessThanOrEqual":"10.1.59","versionType":"semver"},{"version":"9.0.0.M1","status":"affected","lessThanOrEqual":"9.0.121","versionType":"semver"},{"version":"8.5.0","status":"affected","lessThanOrEqual":"8.5.100","versionType":"semver"},{"version":"0","status":"unaffected","lessThan":"8.5.0","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"apache","url":"https://www.cve.org/CVERecord?id=CVE-2026-73581"}],"remediation":[],"references":["https://lists.apache.org/thread/r0dj3h1pbn4wv96fhsfrnz3t6874t6do","http://www.openwall.com/lists/oss-security/2026/09/23/19"],"sources":[{"name":"CVE","id":"CVE-2026-73581","modified":"2026-10-29T10:01:34.970Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-73581"}],"assessments":[{"source":"CISA-ADP","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5}],"sourceAffected":[],"observedAt":"2026-10-29T14:44:12.564Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:45:32.518Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T10:10:33.621Z","attemptedAt":"2026-10-29T10:10:33.621Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-29T10:10:33.614Z","attemptedAt":"2026-10-29T10:10:33.614Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T10:10:33.614Z","attemptedAt":"2026-10-29T10:10:33.614Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-29T10:10:33.095Z","attemptedAt":"2026-10-29T10:10:33.095Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-73581","url":"https://www.first.org/epss/","probability":0.00159,"percentile":0.05047,"date":"2026-10-28","checkedAt":"2026-10-29T10:10:33.095Z"},{"source":"ENISA EUVD","id":"EUVD-2026-85222","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-85222","modified":"Sep 30, 2026, 2:53:50 PM","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-10-29T10:10:33.614Z"},{"source":"GitHub Advisory Database","id":"GHSA-cf68-55f3-8gfw","url":"https://github.com/advisories/GHSA-cf68-55f3-8gfw","modified":"2026-09-23T12:31:22Z","checkedAt":"2026-10-29T10:10:33.614Z"},{"source":"NVD","id":"CVE-2026-73581","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73581","modified":"2026-09-30T15:22:34.000","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-10-29T10:10:33.621Z"}],"aiSummary":{"text":"Apache Tomcat versions 11.0.0-M1 through 11.0.25, 10.1.0-M1 through 10.1.59, and 9.0.0-M1 through 9.0.121 have an Improper Check for Certificate Revocation vulnerability. The OpenSSL and OpenSSL-FFM TLS implementations ignore CRLs when a certificate uses a keystore. This issue may affect certificate validation.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:33:27.948Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-73581"}]}}