CVE-2026-5171 | BDVDB-2026-334472 Detail

DevolutionsServer

Description#

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

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-284 Improper Access Control

References#

https://devolutions.net/security/advisories/DEVO-2026-0013/

Exploit#

No public exploit known

History#

Version 12026-05-22Record published in the CVE List.

Published

Published: 2026-05-22
Last modified: 2026-05-22

Vendor information

Vendor: Devolutions
Product: Server

All Devolutions vulnerabilities

Score

4.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 14.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Access Control

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 2026.1.6.0 and <= 2026.1.16.0
Fixed
Not stated
Vulnerable
<= 2025.3.20.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.3 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).