CVE-2025-12485

Name: CVE-2025-12485
Creator: NVD / NIST
Published: 2025-11-06T17:15:42.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.59%

Last modified Jun 17, 2026

CVE-2025-12485 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. EPSS estimates a 0.59% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.59%

43.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Devolutions	Devolutions Server	< 2025.2.17.0
Devolutions	Devolutions Server	>= 2025.3.2.0, < 2025.3.6.0

References

https://devolutions.net/security/advisories/DEVO-2025-0016Vendor Advisory

Timeline

Published: Nov 6, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-12485?

How severe is CVE-2025-12485?

CVE-2025-12485 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.59% probability of exploitation in the next 30 days.

How do I fix CVE-2025-12485?

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-2025-12485?

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

Scan your code now

Source: NVD / NIST