# CVE-2025-13507: Inconsistent object size validation in time series processing logic may result in later processing of oversized BSON…

Source: https://junglewise.ai/threats/cve-2025-13507-inconsistent-object-size-validation-in-time-series-processing  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-11-25  
License: CC BY 4.0 with a link back

CVE-2025-13507 · Severity: medium · CVSS 6.5 · Published 2025-11-25

Inconsistent object size validation in time series processing logic may result in later processing of oversized BSON documents leading to an assert failing and process termination. 
This issue impacts MongoDB Server v7.0 versions prior to 7.0.26, v8.0 versions prior to 8.0.16 and MongoDB server v8.2 versions prior to 8.2.1.

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

## Quick answers

**Is CVE-2025-13507 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-13507 being exploited in the wild.

**How severe is CVE-2025-13507?** 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-2025-13507?** 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-2025-13507?** 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

## Related threats

- [MongoDB replica-set denial of service via unreclaimed wait records](https://junglewise.ai/threats/cve-2026-120828-a-replica-set-database-server-node-does-not-limit-or-reclaim)
- [MongoDB privilege escalation via change stream showSystemEvents](https://junglewise.ai/threats/cve-2026-120816-a-user-with-basic-read-tier-database-privileges-can-use-an)
- [MongoDB macOS TLS certificate validation bypass for IPv6](https://junglewise.ai/threats/cve-2026-120808-an-issue-exists-in-mongodb-s-macos-tls-client-implementation)
- [MongoDB resource leak in SSPI Kerberos authentication handler](https://junglewise.ai/threats/cve-2026-120804-a-flaw-exists-in-the-server-side-sspi-kerberos-authentication)
- [MongoDB use-after-free in SBE window function accumulator](https://junglewise.ai/threats/cve-2026-120803-a-use-after-free-issue-exists-in-mongodb-s-sbe-slot-based)