What is CVE-2026-4828?

CVE-2026-4828 is a high-severity vulnerability in Devolutions Devolutions_server, classified under Weak Authentication. CVSS score: 8.2/10. Published 2026-04-01.

How severe is CVE-2026-4828?

High severity. CVSS v3 base score is 8.2 out of 10.

Vulnerability in Devolutions Devolutions_server

CVE-2026-4828

Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.

EPSS: 0.003 (17.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N.

Affected products

Devolutions Devolutions_server
Devolutions Server — versions 0

Weakness classification (CWE)

CWE-1390 — Weak Authentication

References

security@devolutions.net (Vendor Advisory)

Frequently asked questions

What is CVE-2026-4828?: CVE-2026-4828 is a high-severity vulnerability in Devolutions Devolutions_server, classified under Weak Authentication. CVSS score: 8.2/10. Published 2026-04-01.
How severe is CVE-2026-4828?: High severity. CVSS v3 base score is 8.2 out of 10.