MongoDB vulnerabilities: known CVEs & security history
MongoDB · Database · 15 tracked CVEs · 0 actively exploited · updated July 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all MongoDB release lines — 15 in total. A CVE here doesn't mean your version is affected — check MongoDB's current status and the safe version to run.
Known MongoDB CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-11933 | high | 8.8 | 0% | 2026 |
| CVE-2026-9753 | high | 8.1 | 0% | 2026 |
| CVE-2026-9742 | high | 7.5 | 0% | 2026 |
| CVE-2026-9740 | high | 7.5 | 0% | 2026 |
| CVE-2026-9754 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9752 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9750 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9749 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9748 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9747 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9746 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9743 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9741 | medium | 6.5 | 0% | 2026 |
| CVE-2026-9751 | medium | 5.5 | 0% | 2026 |
| CVE-2026-9735 | medium | 5.5 | 0% | 2026 |
Is my MongoDB 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 MongoDB version → · Monitor MongoDB for new CVEs →
MongoDB vulnerabilities — frequently asked
How many known vulnerabilities does MongoDB have?
IsItPatched tracks 15 CVEs for MongoDB. 0 are critical-severity and 4 high-severity. These span every release line — what matters is whether the version you run is affected.
Does MongoDB have any actively-exploited vulnerabilities?
None of MongoDB'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 MongoDB vulnerability?
Among tracked issues, CVE-2026-11933 (HIGH, CVSS 8.8) ranks highest — a Out-of-bounds write weakness.
Is MongoDB safe to use?
It depends on the version. The latest supported MongoDB release (8.3.4) 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: MongoDB security status · MongoDB end-of-life · actively-exploited CVEs. Always verify against MongoDB's advisories — see our disclaimer.