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CVE-2025-12485

HIGH
8.8
CVSS Score
Published: November 6, 2025 at 04:37 PM UTC
Updated: October 7, 2026 at 09:10 PM UTC
1 product affected across 1 vendorDevolutions Server

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

Improper privilege management during pre-MFA cookie handling in Devolutions Server 2025.3.5.0 and earlier 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Devolutions Server· Devolutions
95%
v ≤ 2025.2.15.0v < 2025.2.17.02025.3.2.0 ≤ v ≤ 2025.3.5.02025.3.2.0 ≤ v < 2025.3.6.02025.3.2.0
Affected range stops below 2025.2.17.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 2025.3.6.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-269

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