XWiki vulnerabilities: known CVEs & security history
XWiki · CMS / Wiki · 5 tracked CVEs · 0 actively exploited · updated September 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all XWiki release lines — 5 in total. A CVE here doesn't mean your version is affected — check XWiki's current status and the safe version to run.
Known XWiki CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-33229 | critical | 9.8 | 1% | 2026 |
| CVE-2025-66473 | high | 7.5 | 0% | 2025 |
| CVE-2025-55749 | high | 7.5 | 1% | 2025 |
| CVE-2025-66472 | medium | 6.1 | 1% | 2025 |
| CVE-2025-58049 | medium | 5.8 | 0% | 2025 |
Is my XWiki version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your XWiki version → · Monitor XWiki for new CVEs →
XWiki vulnerabilities — frequently asked
How many known vulnerabilities does XWiki have?
IsItPatched tracks 5 CVEs for XWiki. 1 is critical-severity and 2 high-severity. These span every release line — what matters is whether the version you run is affected.
Does XWiki have any actively-exploited vulnerabilities?
None of XWiki's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe XWiki vulnerability?
Among tracked issues, CVE-2026-33229 (CRITICAL, CVSS 9.8) ranks highest — a Missing authorization weakness.
Is XWiki safe to use?
It depends on the version. The latest supported XWiki release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: XWiki security status · XWiki end-of-life · actively-exploited CVEs. Always verify against XWiki's advisories — see our disclaimer.