BIT-mongodb-2026-18707

vendorUSosv

Improper Input Validation in MongoDB Aggregation Command Handling Leads to Denial of Service

view advisory published 2026-09-17Licence: per source

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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-18707US	—	0.35% (29th)	—	2026-08-11
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 speci…

references

External citations — patches, advisories, analysis.

https://jira.mongodb.org/browse/SERVER-128482ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-18707WEB

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