CVE-2026-25611: A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.

PriorityP346high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

0.78%

51.4th percentile

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

Affected

3 ranges

Vendor	Product	Version range	Fixed in
mongodb_inc	mongodb_server	>= 7.0 < 7.0.29	7.0.29
mongodb_inc	mongodb_server	>= 8.0 < 8.0.18	8.0.18
mongodb_inc	mongodb_server	>= 8.2 < 8.2.4	8.2.4

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

osv8.7HIGH

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