Improper Access Control in Devolutions Server Affects User Notifications
CVE-2026-5146

4.3MEDIUM

Key Information:

Vendor

Devolutions

Status
Server
Vendor
CVE Published:
12 May 2026

What is CVE-2026-5146?

In Devolutions Server, a security flaw in the notification management endpoints permits an unauthenticated attacker to alter or delete user notification records due to a lack of proper session validation. This vulnerability could lead to unauthorized changes to critical user data, impacting trust and the integrity of user communications.

Affected Version(s)

Server 2026.1.6.0 <= 2026.1.15.0

Server 0 <= 2025.3.19.0

References

https://devolutions.net/security/advisories/DEVO-2026-0012

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.