CVE-2026-5171

Name: CVE-2026-5171
Creator: NVD / NIST
Published: 2026-05-22T16:16:21.103+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2026-5171 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.16%

5.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Devolutions	Devolutions Server	< 2025.3.22.0
Devolutions	Devolutions Server	>= 2026.1.6.0, < 2026.1.19.0

References

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

Timeline

Published: May 22, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-5171?

How severe is CVE-2026-5171?

CVE-2026-5171 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2026-5171?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-5171?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST