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CVE-2026-126331

Quick assessment

Affected
Devolutions 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.

在 Devolutions Server 2026.3.13.0 及更早版本中，用户列表端点将敏感信息插入到发送的数据中，这使得拥有委托用户查看权限的已认证用户能够通过用户列表 API 响应获取用户的 API 密钥秘密哈希值。

AI Predicted 6.5 Difficulty: Trivial

Possible ATT&CK Techniques 1 AI

T1003 · OS Credential Dumping
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I. Basic Information for CVE-2026-126331

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Insertion of sensitive information into sent data in the user list endpoint in Devolutions Server 2026.3.13.0 and earlier allows an authenticated user with delegated user-viewing permissions to obtain users' API key secret hashes via the user list API response.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过发送数据的信息暴露
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Devolutions Server 0 ~ 2026.3.14 -

II. Public POCs for CVE-2026-126331

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III. Intelligence Information for CVE-2026-126331

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Other References for CVE-2026-126331 (1)

Same Patch Batch · Devolutions · 2026-11-11 · 5 CVEs total

CVE-2026-126326 Devolutions Server 2026.3.13.0 及之前版本权限提升漏洞
CVE-2026-126327 Devolutions Server 2026.3.13.0 连接历史访问控制漏洞
CVE-2026-126328 Devolutions Server 2026.3.13.0 及更早版本敏感信息泄露漏洞
CVE-2026-126332 Devolutions Server 2026.3.13.0 及更早版本访问控制漏洞

IV. Related Vulnerabilities

Same product: Server
Same vendor: Devolutions
Same weakness: CWE-201