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CVE-2025-6706— Running certain aggregation operations with the SBE engine may lead to unexpected behavior on MongoDB Server

Quick assessment

Affected
MongoDB Inc 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 v6.0 6.0.21之前版本、v7.0 7.0.17之前版本和v8.0 8.0.4之前版本存在安全漏洞，该漏洞源于释放后重用，可能导致服务器崩溃。

CVSS 5.0 · Medium EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-6706

Vulnerability Information
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Vulnerability Title
Running certain aggregation operations with the SBE engine may lead to unexpected behavior on MongoDB Server
Source: CVE Program / CVE List V5
Vulnerability Description
An authenticated user may trigger a use after free that may result in MongoDB Server crash and other unexpected behavior, even if the user does not have authorization to shut down a server. The crash is triggered on affected versions by issuing an aggregation framework operation using a specific combination of rarely-used aggregation pipeline expressions. This issue affects MongoDB Server v6.0 version prior to 6.0.21, MongoDB Server v7.0 version prior to 7.0.17 and MongoDB Server v8.0 version prior to 8.0.4 when the SBE engine is enabled.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
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 v6.0 6.0.21之前版本、v7.0 7.0.17之前版本和v8.0 8.0.4之前版本存在安全漏洞，该漏洞源于释放后重用，可能导致服务器崩溃。
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 Inc MongoDB Server 6.0 ~ 6.0.21 cpe:2.3:a:mongodb:mongodb:6.0.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-6706

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III. Intelligence Information for CVE-2025-6706

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Same Patch Batch · MongoDB Inc · 2025-06-26 · 4 CVEs total

CVE-2025-6710 7.5 HIGH Pre-authentication Denial of Service Stack Overflow Vulnerability in JSON Parsing via Exce
CVE-2025-6709 7.5 HIGH Pre-Authentication Denial of Service Vulnerability in MongoDB Server's OIDC Authentication
CVE-2025-6707 4.2 MEDIUM Race condition in privilege cache invalidation cycle

IV. Related Vulnerabilities

Same product: MongoDB Server
Same vendor: MongoDB Inc
Same weakness: CWE-416

V. Comments for CVE-2025-6706

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