CVE-2025-6523 - CVE House
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Status published Critical CVE-2025-6523

Use of weak credentials in emergency authentication component in Devolutions...

Vulnerability 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

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Gino Boudreau (mononclemich)

References

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Affected Vendor

Devolutions

View all reports →

Affected Software

Server
Vulnerable Versions:
0, 2025.2.2.0

Timeline

Official Publish: July 22nd, 2025
Last Modified: November 25th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-1391

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.