CVE-2025-6523

HIGH

Devolutions Server <2025.2.3.0 - Auth Bypass

Title source: llm
STIX 2.1

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

References (1)

Core 1

Scores

CVSS v3 7.7
EPSS 0.0038
EPSS Percentile 29.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-1391
Status published
Products (1)
devolutions/devolutions_server < 2025.1.11.0
Published Jul 22, 2025
Tracked Since Feb 18, 2026