# CVE-2025-13644: MongoDB Server may experience an invariant failure during batched delete operations when handling documents. The issue…

Source: https://junglewise.ai/threats/cve-2025-13644-mongodb-server-may-experience-an-invariant-failure-during-batched  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-11-25  
License: CC BY 4.0 with a link back

CVE-2025-13644 · Severity: medium · CVSS 6.5 · Published 2025-11-25

MongoDB Server may experience an invariant failure during batched delete operations when handling documents. The issue arises when the server mistakenly assumes the presence of multiple documents in a batch based solely on document size exceeding BSONObjMaxSize. This issue affects MongoDB Server v7.0 versions prior to 7.0.26, MongoDB Server v8.0 versions prior to 8.0.13, and MongoDB Server v8.1 versions prior to 8.1.2

Technologies: [MongoDB](https://junglewise.ai/threats/technologies/mongodb). Vendors: [MongoDB](https://junglewise.ai/threats/vendors/mongodb).

## Quick answers

**Is CVE-2025-13644 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-13644 being exploited in the wild.

**How severe is CVE-2025-13644?** Medium severity, with a CVSS score of 6.5, published 25 November 2025.

**Which products and versions are affected?** MongoDB. The advisory does not name versions.

**Is there a fix for CVE-2025-13644?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-13644?** Check whether you run MongoDB. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- MongoDB

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