{"id":"CVE-2026-73636","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-73636","generatedAt":"2026-10-28T02:56:56.163Z","title":"Authentication bypass by capture-replay in mod_auth_digest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle (MITM) attacker to replay captured digest authentication credentials via crafted requests that…","description":"Authentication bypass by capture-replay in mod_auth_digest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle (MITM) attacker to replay captured digest authentication credentials via crafted requests that trigger garbage collection of the client's shared memory entry when AuthDigestNonceLifetime is set to 0.\n\nUsers are recommended to upgrade to version 2.4.69, which fixes this issue.","published":"2026-10-01T17:17:31.000Z","lastModified":"2026-10-05T17:45:25.000Z","status":"Analyzed","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-294"],"affected":["apache/http server"],"epss":{"score":0.00397,"percentile":0.33692,"date":"2026-10-26","history":[{"date":"2026-10-02","score":0.00368,"percentile":0.28313}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-01T21:45:04.000Z","detail":{"from":null,"score":"8.1","severity":"HIGH","fromSeverity":null},"summary":"Now scored CVSS 8.1 HIGH."},{"kind":"new","label":"New CVE","at":"2026-10-01T17:17:31.000Z","detail":{"score":null,"severity":null,"publishedAt":"2026-10-01T17:17:30.873Z"},"summary":"New CVE, high severity (CVSS 8.1)."}],"references":[{"url":"https://httpd.apache.org/security/vulnerabilities_24.html","tags":["Vendor Advisory"],"source":"security@apache.org"},{"url":"http://www.openwall.com/lists/oss-security/2026/10/01/27","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-73636","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}