A user with read-only privileges is able to craft an aggregation pipeline using the $linearFill window function operator with a specific sortBy expression type to cause the mongod process to terminate abnormally, resulting in denial of service. The issue stems from insufficient validation of sort specifications during execution.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://jira.mongodb.org/browse/SERVER-127280 Vendor Advisory, Issue Tracking
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.1 · mongodbNVD modified 2026-10-24 13:10
Affected (CPE criteria) 1
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
References 1
- https://jira.mongodb.org/browse/SERVER-127280 Vendor Advisory, Issue Tracking