CVE-2026-8202

medium
Published 2026-05-13 · Modified 2026-05-18
CVSS v3
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2
VIR risk
6.5

Description

Using a densely populated chars mask and a large input string in the MongoDB aggregation operators $trim, $ltrim, and $rtrim, an authenticated user with aggregation permissions can pin CPU utilization at 100% for an extended period of time. This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.

Predictions

Exploit likelihood
75%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cna@mongodb.com — https://jira.mongodb.org/browse/SERVER-120668

Application impact

VendorProductVersionsFixed
mongodb mongodbmongodb{"startIncluding":"7.0.0","endExcluding":"7.0.34"}7.0.34

References

CWEs

CWE-770

Verify integrity in audit chain (admin only). AS-IS.