CVE-2026-18701

MEDIUMCVSS 6.5/10EPSS 0.30%

Last modified

CVE-2026-18701 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of service.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of service.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MongodbMongodb>= 7.0.0, < 7.0.40—
MongodbMongodb>= 8.0.0, < 8.0.29—
MongodbMongodb>= 8.2.0, <= 8.2.12—
MongodbMongodb>= 8.3.0, < 8.3.8—
MongodbMongodb9.0.0Alpha0
MongodbMongodb9.1.0Alpha0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-18701?
An issue in MongoDB Server's query subsystem could allow an authenticated user with read privileges to cause the server process to terminate unexpectedly by submitting a specially formed query filter. This could result in a denial of service.
How severe is CVE-2026-18701?
CVE-2026-18701 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2026-18701?
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.

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Source: NVD / NIST