Malformed connection string may disable field level encryption
Priority LOW 28CWE-311Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-311.
Summary
Applications built on MongoDB Entity Framework Core Provider which place a database name in the connection string may inadvertently disable field level encryption.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00067 0th percentileScored 2026-11-07
Fix Fixed MongoDB Entity Framework Core Provider (MongoDB Inc.): 8.4.4, 9.1.4, 10.0.4
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 Entity Framework Core Provider | 8.3.1 to before 8.4.4; 9.0.1 to before 9.1.4; 10.0.0 to before 10.0.4 | 8.4.4, 9.1.4, 10.0.4 | Patch available | CNA |
- MongoDB Entity Framework Core Provider VendorMongoDB Affected 8.3.1 to before 8.4.4; 9.0.1 to before 9.1.4; 10.0.0 to before 10.0.4 Fixed in 8.4.4, 9.1.4, 10.0.4 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mongodb:entity_framework_core_provider:*:*:*:*:*:.net:*:* | 8.0.0 to before 8.4.4; 9.0.0 to before 9.1.4; 10.0.0 to before 10.0.4 | Vulnerable | MongoDB |
- cpe:2.3:a:mongodb:entity_framework_core_provider:*:*:*:*:*:.net:*:* Versions 8.0.0 to before 8.4.4; 9.0.0 to before 9.1.4; 10.0.0 to before 10.0.4 Vulnerable ·MongoDB
Remediation
- Fix · CNA MongoDB Entity Framework Core Provider (MongoDB Inc.) Fixed in 8.4.4, 9.1.4, 10.0.4
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
MongoDB Entity Framework Core Provider 10.0.4, 8.4.4, 9.1.4
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-62503 Logs may collect sensitive informationPriority LOW 25
Timeline
- 2026-10-02 Threatist record created from CVE-2026-92757
- 2026-10-03 Alias added: GHSA-r5h6-p8wg-h467
References
Advisory 1
More MongoDB Entity Framework Core Provider vulnerabilities
- TI-2026-62501 Combining encryption settings may disable encryption CVSS 4.0MEDIUM 6.8
- TI-2026-62503 Logs may collect sensitive information CVSS 4.0MEDIUM 5.7
Sources
- CVE-2026-92757 · CVE Program
- CVE-2026-92757 · NVD
- FIRST EPSS
- GHSA-r5h6-p8wg-h467 · GitHub Advisory Database · CC BY 4.0
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