ONLYOFFICE Docs vulnerabilities: known CVEs & security history
ONLYOFFICE · Office · 6 tracked CVEs · 1 actively exploited · updated November 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all ONLYOFFICE Docs release lines — 6 in total, with 1 actively exploited in the wild. A CVE here doesn't mean your version is affected — check ONLYOFFICE Docs's current status and the safe version to run.
Known ONLYOFFICE Docs CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2021-3199⚡ exploited | critical | 9.8 | 15% | 2021 |
| CVE-2023-30187 | critical | 9.8 | 2% | 2023 |
| CVE-2023-30186 | critical | 9.8 | 2% | 2023 |
| CVE-2023-30188 | high | 7.5 | 2% | 2023 |
| CVE-2025-68936 | medium | 6.4 | 0% | 2025 |
| CVE-2025-68935 | medium | 6.4 | 0% | 2025 |
Is my ONLYOFFICE Docs 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 ONLYOFFICE Docs version → · Monitor ONLYOFFICE Docs for new CVEs →
ONLYOFFICE Docs vulnerabilities — frequently asked
How many known vulnerabilities does ONLYOFFICE Docs have?
IsItPatched tracks 6 CVEs for ONLYOFFICE Docs, 1 of which is actively exploited (CISA KEV). 3 are critical-severity and 1 high-severity. These span every release line — what matters is whether the version you run is affected.
Does ONLYOFFICE Docs have any actively-exploited vulnerabilities?
Yes — 1 ONLYOFFICE Docs CVE is in CISA's Known Exploited Vulnerabilities catalog, meaning it is confirmed exploited in the wild. Patch it as a priority.
What is the most severe ONLYOFFICE Docs vulnerability?
Among tracked issues, CVE-2021-3199 (CRITICAL, CVSS 9.8), which is actively exploited, ranks highest — a Path traversal weakness.
Is ONLYOFFICE Docs safe to use?
It depends on the version. The latest supported ONLYOFFICE Docs 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: ONLYOFFICE Docs security status · ONLYOFFICE Docs end-of-life · actively-exploited CVEs. Always verify against ONLYOFFICE's advisories — see our disclaimer.