CVE-2026-5146

Improper access control in the notification management endpoints in Devolutions Server allows an unauthenticated attacker to modify or delete arbitrary user notification records via missing session validation.

This issue affects the following versions :

*

Devolutions Server 2026.1.6.0 through 2026.1.15.0

*

Devolutions Server 2025.3.19.0 and earlier

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