HOMEVULNERABILITIESCVE-2024-26256
HIGH

CVE-2024-26256

CWE-122Published: April 9, 2024· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Libarchive Remote Code Execution Vulnerability

NVD Source

Technical Analysis

CVE-2024-26256 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

Fedora1 product(s)
fedora
libarchive1 product(s)
libarchive
Microsoft3 product(s)
windows 11 22h2windows 11 23h2windows server 2022 23h2
Source: NVD CPE · 6 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/LeSuisse/nixpkgs/commit/81b82a2934521dffef76f7ca305d8d4e22fe7262
PATCHhttps://github.com/libarchive/libarchive/commit/eb7939b24a681a04648a59cdebd386b1e9dc9237.patch
ADVISORYhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256
ADVISORYhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256

All References (10)

→
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/[email protected]/message/EWANFZ6NEMXFCALXWI2AFKYBOLONAVFC/Mailing List
→
https://lists.fedoraproject.org/archives/list/[email protected]/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

Quick Facts

CVE IDCVE-2024-26256
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-122
CISA KEVNo
Affected3 vendor(s)
PublishedApr 9, 2024

Related CVEs (CWE-122)

CVE-2022-34819
10.0
CVE-2021-21940
10.0
CVE-2026-46752
10.0
CVE-2021-25387
10.0
CVE-2025-23123
10.0
CVE-2026-44050
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-26256 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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