Queryable Encryption FLE2 Find Payload Missing Input Validation Leading to Resource Exhaustion
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-770.
Summary
An authenticated user can cause excessive CPU consumption or out-of-memory conditions on a MongoDB server by sending a crafted Queryable Encryption find payload containing an unvalidated field used to control an internal computation loop. The resulting resource exhaustion degrades availability for other operations.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MongoDB | MongoDB Server | 7.0 to before 7.0.39; 8.0 to before 8.0.28; 8.2.0 to before 8.2.12; 8.3.0 to before 8.3.7 | 7.0.39, 8.0.28, 8.2.12, 8.3.7 | Patch available | CNA |
- MongoDB Server VendorMongoDB Affected 7.0 to before 7.0.39; 8.0 to before 8.0.28; 8.2.0 to before 8.2.12; 8.3.0 to before 8.3.7 Fixed in 7.0.39, 8.0.28, 8.2.12, 8.3.7 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:* | 7.0.0 to before 7.0.39; 8.0.0 to before 8.0.28; 8.2.0 to before 8.2.12; 8.3.0 to before 8.3.7 | Vulnerable | MongoDB |
- cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:* Versions 7.0.0 to before 7.0.39; 8.0.0 to before 8.0.28; 8.2.0 to before 8.2.12; 8.3.0 to before 8.3.7 Vulnerable ·MongoDB
Remediation
- Fix · CNA MongoDB Server (MongoDB) Fixed in 7.0.39, 8.0.28, 8.2.12, 8.3.7
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
MongoDB Server 7.0.39, 8.0.28 and 2 more versions
15 records Highest priority Priority MEDIUM 1 MEDIUM, 14 LOW
Other records, highest priority first
- TI-2026-11121 MongoDB Improper Input Validation in Compute Mode External Data Processing Leading to Memory CorruptionPriority MEDIUM 42
- TI-2026-11108 Improper Validation of Client-Supplied Command Parameters Allowing Role-Based Access Control BypassPriority LOW 39
- TI-2026-11123 Awaitable Hello Command in Exhaust Mode Unthrottled Response Loop Leading to Denial of ServicePriority LOW 37
Timeline
- 2026-10-02 Threatist record created from CVE-2026-13069
- 2026-10-03 Alias added: GHSA-3hrm-h2m4-hcr8
References
More Mongodb vulnerabilities
- TI-2025-13542 Zlib compressed protocol header length confusion may allow memory read KEVCVSS 4.0HIGH 8.7
- TI-2013-01669 MongoDB before 2.0.9 and 2.2.x before 2.2.4 does not properly validate requests to the… CVSS 2.0MEDIUM 6.0
- TI-2026-56639 Uncontrolled Resource Consumption in MongoDB Sharded Cluster Router Allows Unauthenticated Denial of Service CVSS 4.0HIGH 8.7
- TI-2026-56628 Reachable assertion in MongoDB Server CVSS 4.0HIGH 8.7
- TI-2026-15322 Improper Input Validation in MongoDB Aggregation Framework Allows Unauthenticated Denial of Service on mongos CVSS 4.0HIGH 8.7
- TI-2026-08537 Unbounded recursion in BSONColumn interleaved-reference causes pre-auth stack overflow CVSS 4.0HIGH 8.7
Sources
- CVE-2026-13069 · CVE Program
- CVE-2026-13069 · NVD
- FIRST EPSS
- GHSA-3hrm-h2m4-hcr8 · GitHub Advisory Database · CC BY 4.0
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