How severe is CVE-2026-5171?

CVE-2026-5171 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-5171 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-5171?

CVE-2026-5171 affects Devolutions Devolutions Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-5171?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-5171 have an EU (EUVD) identifier?

Yes. CVE-2026-5171 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31460.

When was CVE-2026-5171 published?

CVE-2026-5171 was published on 2026-05-22 and last updated on 2026-06-17.

CVE-2026-5171

CVE-2026-5171 is a medium-severity vulnerability in Devolutions Devolutions Server with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31460
Weakness: CWE-284
Affected product: Devolutions Devolutions Server
Published: 2026-05-22
Last modified: 2026-06-17

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

Frequently asked questions

What is CVE-2026-5171?: 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
How severe is CVE-2026-5171?: CVE-2026-5171 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-5171 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-5171?: CVE-2026-5171 affects Devolutions Devolutions Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-5171?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5171 have an EU (EUVD) identifier?: Yes. CVE-2026-5171 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31460.
When was CVE-2026-5171 published?: CVE-2026-5171 was published on 2026-05-22 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*

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