CVE-2026-92756

Severity CVSS v4.0:

MEDIUM

Type:

CWE-311 Missing Encryption of Sensitive Data

Publication date:

17/09/2026

Last modified:

24/09/2026

Description

Applications built on MongoDB Entity Framework Core Provider which combine independent encryption settings and this provider&#39;s encryption settings may silently lose TLS and schema-map settings leading to protected fields being stored unencrypted in the database.

Impact

Vector 4.0

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 6.80 MEDIUM
Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Attack Requirements (AT): Present
Privileges Required (PR): Low
User Interaction (UI): None
Confidentiality (VC): High
Integrity (VI): None
Availability (VA): None
Confidentiality (SC): High
Integrity (SI): None
Availability (SA): None

Base Score 4.0

6.80

Severity 4.0

MEDIUM

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:mongodb:entity_framework_core_provider::::::.net::*	8.0.0 (including)	8.4.3 (excluding)
cpe:2.3:a:mongodb:entity_framework_core_provider::::::.net::*	9.0.0 (including)	9.1.3 (excluding)
cpe:2.3:a:mongodb:entity_framework_core_provider::::::.net::*	10.0.0 (including)	10.0.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://jira.mongodb.org/browse/EF-388