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wid-sec-w-2026-0958  ·  Published 2026-04-01  ·  View on BSI CERT-Bund ↗

Devolutions Server: Multiple Vulnerabilities

CVSS 8.2 HIGH

Risk Summary

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow.

Affected Vendors

Devolutions

Affected Products (4)

Devolutions · Server <2026.1.12.0
Devolutions · Server 2026.1.12.0
Devolutions · Server <2025.3.18
Devolutions · Server 2025.3.18

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