Home/CVE/A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.
CVE

CVE-2026-25611

A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.

A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.

HIGH · CVSS 7.5 EPSS 0.00056
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-405Asymmetric Resource Consumption (Amplification)
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cna@mongodb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Feb 2026 · 06:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jira.mongodb.org/browse/SERVER-116206
https://jira.mongodb.org/browse/SERVER-116210
https://jira.mongodb.org/browse/SERVER-116211
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