CVE-2026-5171: Devolutions Server

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper access control in the entry activity log feature in Devolutions Server allows an authenticated user with access to an entry but without the required permission to retrieve that entry's activity logs via a crafted API request. This issue affects : * Devolutions Server 2026.1.6.0 through 2026.1.16.0 * Devolutions Server 2025.3.20.0 and earlier

Affected products

• Devolutions Devolutions Server: before 2025.3.22.0 (fixed in 2025.3.22.0); from 2026.1.6.0, before 2026.1.19.0 (fixed in 2026.1.19.0)

Published 2026-05-22. Last modified 2026-07-23.