CVE-2026-18707

5.3 mediumEPSS 0.4%

Medium (5.3) in mongodb mongodb. EPSS 0.4% chance of exploitation in the next 30 days.

An issue in MongoDB Server could allow an authenticated user, including one with no assigned privileges, to cause the server process to terminate unexpectedly by submitting a specially formed aggregation command. This could result in a denial of service.

Severity

CVSS 4.0

5.3 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

4.3 medium

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-617
Published: 2026-08-11
Modified: 2026-09-16
Record from: the NVD, synced 2026-10-19

Affected

mongodb:mongodb

References

https://jira.mongodb.org/browse/SERVER-128482

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