What’s Vulnerable › Vulnerabilities

CVE-2024-31987: XWiki Platform remote code execution from account via custom skins support

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-04-10 · updated 2026-06-17
• Weakness: CWE-862

Description

XWiki Platform is a generic wiki platform. Starting in version 6.4-milestone-1 and prior to versions 4.10.19, 15.5.4, and 15.10-rc-1, any user who can edit any page like their profile can create a custom skin with a template override that is executed with programming right, thus allowing remote code execution. This has been patched in XWiki 14.10.19, 15.5.4 and 15.10RC1. No known workarounds are available except for upgrading.

Affected products

• xwiki-platform: from 6.4 before 14.10.19; from 15.0 before 15.5.4; from 15.6 before 15.10 — fixed in 14.10.19, 15.10, 15.5.4

How to fix

Upgrade to a fixed version: xwiki-platform 14.10.19, 15.10, 15.5.4. Check the vendor advisory for mitigations.

References

• https://github.com/xwiki/xwiki-platform/commit/3d4dbb41f52d1a6e39835cfb1695ca6668605a39
• https://github.com/xwiki/xwiki-platform/commit/626d2a5dbf95b4e719ae13bf1a0a9c76e4edd5a2
• https://github.com/xwiki/xwiki-platform/commit/da177c3c972e797d92c1a31e278f946012c41b56
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-cv55-v6rw-7r5v
• https://jira.xwiki.org/browse/XWIKI-21478
• https://github.com/xwiki/xwiki-platform/commit/3d4dbb41f52d1a6e39835cfb1695ca6668605a39
• https://github.com/xwiki/xwiki-platform/commit/626d2a5dbf95b4e719ae13bf1a0a9c76e4edd5a2
• https://github.com/xwiki/xwiki-platform/commit/da177c3c972e797d92c1a31e278f946012c41b56
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-cv55-v6rw-7r5v
• https://jira.xwiki.org/browse/XWIKI-21478

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