CVE-2026-6915— Flaw in the updateUser Command May Allow Unauthorized Configuration Change
Quick assessment
Affected
MongoDB MongoDB Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
MongoDB Server是美国MongoDB公司的一套开源的NoSQL数据库。该数据库提供面向集合的存储、动态查询、数据复制及自动故障转移等功能。 MongoDB Server存在安全漏洞，该漏洞源于用户管理命令中的授权缺陷，可能导致已认证用户对另一个用户账户的认证相关数据进行有限修改，影响该账户的认证方式。
Possible ATT&CK Techniques 1 AI
T1098.002 · Additional Email Delegate PermissionsAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MongoDB | MongoDB Server | 8.2.0< 8.2.7 |
affected |
8.0.0< 8.0.21 |
affected | ||
7.0.0< 7.0.32 |
affected |
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I. Basic Information for CVE-2026-6915
Vulnerability Information
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Vulnerability Title
Flaw in the updateUser Command May Allow Unauthorized Configuration Change
Source: CVE Program / CVE List V5
Vulnerability Description
An authorization flaw in the user management command could allow an authenticated user to make limited changes to authentication-related data associated with another user account. This could affect how authentication is performed for the impacted account.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1284
Source: CVE Program / CVE List V5
Vulnerability Title
MongoDB Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MongoDB Server是美国MongoDB公司的一套开源的NoSQL数据库。该数据库提供面向集合的存储、动态查询、数据复制及自动故障转移等功能。 MongoDB Server存在安全漏洞，该漏洞源于用户管理命令中的授权缺陷，可能导致已认证用户对另一个用户账户的认证相关数据进行有限修改，影响该账户的认证方式。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MongoDB | MongoDB Server | 8.2.0 ~ 8.2.7 | - |
|
II. Public POCs for CVE-2026-6915
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-6915 (1)
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V. Comments for CVE-2026-6915
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