{"id":"CVE-2024-26256","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-26256","generatedAt":"2026-11-04T22:05:09.243Z","title":"Libarchive Remote Code Execution Vulnerability","description":"Libarchive Remote Code Execution Vulnerability","published":"2024-04-09T17:15:48.000Z","lastModified":"2026-06-17T07:17:29.000Z","status":"Analyzed","sourceIdentifier":"secure@microsoft.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-122","CWE-787"],"affected":["libarchive/libarchive","fedoraproject/fedora","microsoft/windows 11 22h2","microsoft/windows 11 23h2","microsoft/windows server 2022 23h2"],"epss":{"score":0.87896,"percentile":0.99762,"date":"2026-11-03","history":[{"date":"2026-10-11","score":0.87896,"percentile":0.99762}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 87.9%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256","tags":["Third Party Advisory"],"source":"secure@microsoft.com"},{"url":"http://www.openwall.com/lists/oss-security/2024/06/04/2","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2024/06/05/1","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/LeSuisse/nixpkgs/commit/81b82a2934521dffef76f7ca305d8d4e22fe7262","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/libarchive/libarchive/commit/eb7939b24a681a04648a59cdebd386b1e9dc9237.patch","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/libarchive/libarchive/releases/tag/v3.7.4","tags":["Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EWANFZ6NEMXFCALXWI2AFKYBOLONAVFC/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TWAMR5TY47UKVYMWQXB34CWSBNTRYMBV/","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.openwall.com/lists/oss-security/2024/06/04/2","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-26256","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."}