What is CVE-2026-3131?

CVE-2026-3131 is a medium-severity vulnerability in Devolutions Server, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-02-24.

How severe is CVE-2026-3131?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Devolutions Server

CVE-2026-3131

Improper access control in multiple DVLS REST API endpoints in Devolutions Server 2025.3.14.0 and earlier allows an authenticated user with view-only permission to access sensitive connection data.

Vulnerability class: Information Disclosure

Published 2026-02-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Devolutions Server
Devolutions Server — versions 0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

devolutions.net/security/advisories/DEVO-2026-0004/ (Vendor Advisory)

Frequently asked questions

What is CVE-2026-3131?: CVE-2026-3131 is a medium-severity vulnerability in Devolutions Server, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-02-24.
How severe is CVE-2026-3131?: Medium severity. CVSS v3 base score is 6.5 out of 10.