CVE-2024-21651

Name: CVE-2024-21651
Creator: NVD / NIST
Published: 2024-01-09T00:15:44.6+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2024-21651 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. A user able to attach a file to a page can post a malformed TAR file by manipulating file modification times headers, which when parsed by Tika, could cause a denial of service issue via CPU consumption. This vulnerability has been patched in XWiki 14.10.18, 15.5.3 and 15.8 RC1.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.64%

45.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Xwiki	Xwiki	>= 14.10, < 14.10.18
Xwiki	Xwiki	>= 15.5, < 15.5.3
Xwiki	Xwiki	>= 15.6, < 15.8

References

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8959-rfxh-r4j4Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XCOMMONS-2796Issue Tracking, Vendor Advisory
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-8959-rfxh-r4j4Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XCOMMONS-2796Issue Tracking, Vendor Advisory

Timeline

Published: Jan 9, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-21651?

How severe is CVE-2024-21651?

CVE-2024-21651 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2024-21651?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21651?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST