CVE-2025-6523

CRITICAL EPSS 31.2%
Published Jul 22, 202511mo ago · Modified Jun 17, 20261w ago
9.5 CVSS 4.0
Critical
Find Similar
Published Jul 22, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

Description

Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe. This issue affects the following versions : * Devolutions Server 2025.2.2.0 through 2025.2.3.0 * Devolutions Server 2025.1.11.0 and earlier

CVSS Details

Base Score
9.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
31.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1391

Affected Products 2

VendorProductVersionRange
devolutionsdevolutions_server* ≤2025.1.11.0
devolutionsdevolutions_server*≥2025.2.2.0  –  <2025.2.4.0

References 1

  • devolutions.net https://devolutions.net/security/advisories/DEVO-2025-0012/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.