RCE in Xwiki Xwiki-rendering
CVE-2025-53836
XWiki Rendering is a generic rendering system that converts textual input in a given syntax (wiki syntax, HTML, etc) into another syntax (XHTML, etc). Starting in version 4.2-milestone-1 and prior to versions 13.10.11, 14.4.7, and 14.10, t…
Vulnerability class: Broken Access Control
EPSS: 0.055 (90.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Xwiki Xwiki-rendering — versions >= 4.2-milestone-1, < 13.10.11, >= 14.0, < 14.4.7, >= 14.5, < 14.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/xwiki/xwiki-rendering/security/advisories/GHSA-32mf-57h2-64x9 (x_refsource_CONFIRM)
- https://github.com/xwiki/xwiki-rendering/commit/c73fa3ccd4ac59057e48e5d4325f659e78e8f86d (x_refsource_MISC)
- https://jira.xwiki.org/browse/XRENDERING-689 (x_refsource_MISC)
- https://jira.xwiki.org/browse/XWIKI-20375 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-53836?
- CVE-2025-53836 is a critical-severity vulnerability in Xwiki Xwiki-rendering, classified under Incorrect Authorization. CVSS score: 10.0/10. Published 2025-07-14.
- How severe is CVE-2025-53836?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2025-53836 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.