VulnerabilityAnalyzed
CVE-2024-26256
Libarchive Remote Code Execution Vulnerability
HIGH 7.8EPSS 87.9%
Does this matter?
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.
Description
Libarchive Remote Code Execution Vulnerability
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 87.90% probability · 100th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- libarchive/libarchive · fedoraproject/fedora · microsoft/windows 11 22h2 · microsoft/windows 11 23h2 · microsoft/windows server 2022 23h2
- Source
- secure@microsoft.com
EPSS moved from 87.9% on 11 October 2026 to 87.9% on 3 November 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256Third Party Advisory
- http://www.openwall.com/lists/oss-security/2024/06/04/2Mailing List
- http://www.openwall.com/lists/oss-security/2024/06/05/1Mailing List
- https://github.com/LeSuisse/nixpkgs/commit/81b82a2934521dffef76f7ca305d8d4e22fe7262Patch
- https://github.com/libarchive/libarchive/commit/eb7939b24a681a04648a59cdebd386b1e9dc9237.patchPatch
- https://github.com/libarchive/libarchive/releases/tag/v3.7.4Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EWANFZ6NEMXFCALXWI2AFKYBOLONAVFC/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TWAMR5TY47UKVYMWQXB34CWSBNTRYMBV/Mailing List
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256Third Party Advisory
- https://www.openwall.com/lists/oss-security/2024/06/04/2Mailing List
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.