CVE-2023-32069: XWiki Platform privilege escalation (PR)/RCE from account through class sheet

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-09 · updated 2026-06-17
Weakness: CWE-863

Description

XWiki Platform is a generic wiki platform. Starting in version 3.3-milestone-2 and prior to versions 14.10.4 and 15.0-rc-1, it's possible for a user to execute anything with the right of the author of the XWiki.ClassSheet document. This has been patched in XWiki 15.0-rc-1 and 14.10.4. There are no known workarounds.

Affected products

xwiki-platform: from 3.4 before 14.10.4; 3.3-milestone2 — fixed in 14.10.4

How to fix

Upgrade to a fixed version: xwiki-platform 14.10.4. Check the vendor advisory for mitigations.

References

https://github.com/xwiki/xwiki-platform/commit/de72760d4a3e1e9be64a10660a0c19e9534e2ec4
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-36fm-j33w-c25f
https://jira.xwiki.org/browse/XWIKI-20566
https://github.com/xwiki/xwiki-platform/commit/de72760d4a3e1e9be64a10660a0c19e9534e2ec4
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-36fm-j33w-c25f
https://jira.xwiki.org/browse/XWIKI-20566

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