What is CVE-2025-12485?

CVE-2025-12485 is a high-severity vulnerability in Devolutions Server, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2025-11-06.

How severe is CVE-2025-12485?

High severity. CVSS v3 base score is 8.8 out of 10.

Privilege escalation in Devolutions Server

CVE-2025-12485

Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step. This issue affects the following versions : * Devolutions Server 2025.3.2.0 through 2025.3.5.0 * Devolutions Server 2025.2.15.0 and earlier

Vulnerability class: Privilege Escalation

EPSS: 0.006 (46.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Devolutions Devolutions_server
Devolutions Server — versions 2025.3.2.0, 0

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

security@devolutions.net (Vendor Advisory)

Frequently asked questions

What is CVE-2025-12485?: CVE-2025-12485 is a high-severity vulnerability in Devolutions Server, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2025-11-06.
How severe is CVE-2025-12485?: High severity. CVSS v3 base score is 8.8 out of 10.