Medium 6.5Published Oct 20, 2025

CVE-2025-11979An authorized user may crash the MongoDB server by causing buffer over-read.

Updated under an hour ago (2026-10-19 09:00 UTC)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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.

CVSS: 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-416
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Oct 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

mongodb mongodb mongodb:mongodb	from 7.0.0 before 7.0.25; from 8.0.0 before 8.0.15	NVD

References

https://jira.mongodb.org/browse/SERVER-105873vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.