# MongoDB 8.3.3

MongoDB 8.3.3, released May 28, 2026, fixes 13 CVEs in MongoDB. None of them is reported as exploited. Patch Radar priority: High. The latest MongoDB is 9.0.4, which also fixes every one of these CVEs.

- Web page: https://patchblox.com/security/fix/windows-app/mongodb.server-8.3.3
- Platform: Windows apps
- Released: May 28, 2026
- Priority: High (Closes CVE-2026-9750, high severity)
- CVEs: 13, exploited: 0, on CISA KEV: 0
- Superseded by: [MongoDB 9.0.4](https://patchblox.com/security/data/product/windows-app/mongodb.md), the latest version, which also fixes every CVE listed here

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [MongoDB](https://patchblox.com/security/data/product/windows-app/mongodb.md) |  | 8.3.3 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-9750](https://patchblox.com/security/data/cve/CVE-2026-9750.md) | High | Metadata name collision on $-prefixed fields causes post-auth server crash | 7.1 | 0.0037 |  |
| [CVE-2026-9742](https://patchblox.com/security/data/cve/CVE-2026-9742.md) | High | Authenticate command with specific mechanism parameter can trigger server crash | 8.2 | 0.0035 |  |
| [CVE-2026-9740](https://patchblox.com/security/data/cve/CVE-2026-9740.md) | High | Unbounded recursion in BSONColumn interleaved-reference causes pre-auth stack overflow | 8.7 | 0.0035 |  |
| [CVE-2026-9748](https://patchblox.com/security/data/cve/CVE-2026-9748.md) | High | $_internalConvertBucketIndexStats may crash the mongod server when working on no timeseries input | 7.1 | 0.0032 |  |
| [CVE-2026-9753](https://patchblox.com/security/data/cve/CVE-2026-9753.md) | High | Server crash via malformed binary diff passed to $_internalApplyOplogUpdate. | 7.2 | 0.0030 |  |
| [CVE-2026-9746](https://patchblox.com/security/data/cve/CVE-2026-9746.md) | High | Server crashes in case of the use of exchange | 7.1 | 0.0027 |  |
| [CVE-2026-9747](https://patchblox.com/security/data/cve/CVE-2026-9747.md) | High | Crafted cross-shard merge aggregation crashes MongoDB Server | 7.1 | 0.0027 |  |
| [CVE-2026-9749](https://patchblox.com/security/data/cve/CVE-2026-9749.md) | High | Using MaxKey() may crash the server | 7.1 | 0.0027 |  |
| [CVE-2026-9752](https://patchblox.com/security/data/cve/CVE-2026-9752.md) | High | GeometryCollection with strict-winding polygon causes server crash during 2dsphere index key generation | 7.1 | 0.0027 |  |
| [CVE-2026-9754](https://patchblox.com/security/data/cve/CVE-2026-9754.md) | High | Stack memory disclosure in filemd5 command | 7.1 | 0.0022 |  |
| [CVE-2026-9741](https://patchblox.com/security/data/cve/CVE-2026-9741.md) | High | Client side encryption fails to encrypt values in a $vectorSearch | 7.1 | 0.0010 |  |
| [CVE-2026-9735](https://patchblox.com/security/data/cve/CVE-2026-9735.md) | Routine | Keyfile contents are in MongoDB Server logs | 6.8 | 0.0012 |  |
| [CVE-2026-9751](https://patchblox.com/security/data/cve/CVE-2026-9751.md) | Routine | Sensitive data could be written to mongod.log | 6.8 | 0.0011 |  |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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