BIT-mongodb-2026-13056

vendorUSosv

A user with read access can cause a DoS by executing a specifically crafted query to consume a large amount of RAM

view advisory published 2026-08-17Licence: per source

Using expressions that generate large arrays it is possible to craft a query that creates very large intermediate objects in memory, causing the server to crash with OOM error.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-13056US	—	0.40% (34th)	—	2026-07-22
Using expressions that generate large arrays it is possible to craft a query that creates very large intermediate objects in memory, causing the server to crash with OOM error.

references

External citations — patches, advisories, analysis.

https://jira.mongodb.org/browse/SERVER-124355ADVISORY
https://nvd.nist.gov/vuln/detail/CVE-2026-13056WEB

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