Wiki.js vulnerabilities: known CVEs & security history
Requarks · Wiki · 14 tracked CVEs · 0 actively exploited · updated June 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Wiki.js release lines — 14 in total. A CVE here doesn't mean your version is affected — check Wiki.js's current status and the safe version to run.
Known Wiki.js CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2025-56643 | critical | 9.1 | 0% | 2025 |
| CVE-2026-44224 | high | 8.8 | 0% | 2026 |
| CVE-2020-15236 | high | 8.6 | 2% | 2020 |
| CVE-2021-43856 | high | 8.2 | 1% | 2021 |
| CVE-2021-43855 | high | 8.2 | 1% | 2021 |
| CVE-2022-23654 | high | 8.1 | 1% | 2022 |
| CVE-2021-21383 | high | 7.6 | 1% | 2021 |
| CVE-2021-43800 | high | 7.5 | 2% | 2021 |
| CVE-2022-1681 | high | 7.2 | 2% | 2022 |
| CVE-2020-11051 | medium | 6.9 | 1% | 2020 |
| CVE-2020-4052 | medium | 6.3 | 1% | 2020 |
| CVE-2020-15274 | medium | 5.8 | 1% | 2020 |
| CVE-2021-25993 | medium | 5.4 | 1% | 2021 |
| CVE-2021-43842 | medium | 5.4 | 1% | 2021 |
Is my Wiki.js 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 Wiki.js version → · Monitor Wiki.js for new CVEs →
Wiki.js vulnerabilities — frequently asked
How many known vulnerabilities does Wiki.js have?
IsItPatched tracks 14 CVEs for Wiki.js. 1 is critical-severity and 8 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Wiki.js have any actively-exploited vulnerabilities?
None of Wiki.js'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 Wiki.js vulnerability?
Among tracked issues, CVE-2025-56643 (CRITICAL, CVSS 9.1) ranks highest — a CWE-613 weakness.
Is Wiki.js safe to use?
It depends on the version. The latest supported Wiki.js 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: Wiki.js security status · Wiki.js end-of-life · actively-exploited CVEs. Always verify against Requarks's advisories — see our disclaimer.