{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-56154","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-06-19T12:42:54.699Z","datePublished":"2026-10-01T16:03:52.280Z","dateUpdated":"2026-10-01T20:09:23.709Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-10-01T16:03:52.280Z"},"title":"Apache HTTP Server: mod_rewrite use-after-free via %{LA-U:HTTP:...}","problemTypes":[{"descriptions":[{"description":"CWE-416 Use After Free","lang":"en","cweId":"CWE-416","type":"CWE"}]}],"source":{"discovery":"UNKNOWN"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache HTTP Server","versions":[{"status":"affected","version":"2.4.0","lessThanOrEqual":"2.4.68","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"value":"Use After Free vulnerability in Apache HTTP Server's mod_rewrite when using lookahead (%{LA-U:HTTP:...})\n\n\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Use After Free vulnerability in Apache HTTP Server's mod_rewrite when using lookahead (%{LA-U:HTTP:...})</p><p>This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.</p><p><br></p>"}]}],"references":[{"url":"https://httpd.apache.org/security/vulnerabilities_24.html","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"low"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"timeline":[{"time":"2026-05-25T12:00:00.000Z","lang":"en","value":"reported"},{"time":"2026-10-01T12:00:00.000Z","lang":"en","value":"fixed in 2.4.x by r1938660"},{"time":"2026-10-01T12:00:00.000Z","lang":"eng","value":"2.4.69 released"}],"credits":[{"lang":"en","value":"Nebula Security (@nebusecurity)","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":"2026-10-01T19:05:26.006334Z","id":"CVE-2026-56154","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":"2026-10-01T19:06:09.902Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/10/01/17"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-10-01T20:09:23.709Z"}}]}}