Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products 2
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Devolutions Devolutions_Server
cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*
|
— |
2025.3.18.0
|
|
Devolutions Devolutions_Server
cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*
|
2026.1.1.0
|
2026.1.12.0
|