CVE-2025-11979

Name: CVE-2025-11979
Creator: NVD / NIST
Published: 2025-10-20T18:15:38.1+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2025-11979 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An authorized user may crash the MongoDB server by causing buffer over-read. This can be done by issuing a DDL operation while queries are being issued, under some conditions. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

An authorized user may crash the MongoDB server by causing buffer over-read. This can be done by issuing a DDL operation while queries are being issued, under some conditions. This issue affects MongoDB Server v7.0 versions prior to 7.0.25, MongoDB Server v8.0 versions prior to 8.0.15, and MongoDB Server version 8.2.0.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.25%

15.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Mongodb	Mongodb	>= 7.0.0, < 7.0.25
Mongodb	Mongodb	>= 8.0.0, < 8.0.15

References

https://jira.mongodb.org/browse/SERVER-105873Vendor Advisory

Timeline

Published: Oct 20, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-11979?

How severe is CVE-2025-11979?

CVE-2025-11979 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2025-11979?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-11979?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST