Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled domain via a crafted login link.

This issue affects :

* Devolutions Server 2026.1.6.0 through 2026.1.16.0
* Devolutions Server 2025.3.20.0 and earlier

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Fixes

Solution

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Workaround

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History

Fri, 22 May 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 22 May 2026 17:15:00 +0000

Type Values Removed Values Added
Title Open Redirect Vulnerability in Devolutions Server External Authentication Provider
First Time appeared Devolutions
Devolutions server
Vendors & Products Devolutions
Devolutions server

Fri, 22 May 2026 15:45:00 +0000

Type Values Removed Values Added
Description Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled domain via a crafted login link. This issue affects : * Devolutions Server 2026.1.6.0 through 2026.1.16.0 * Devolutions Server 2025.3.20.0 and earlier
Weaknesses CWE-601
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: DEVOLUTIONS

Published:

Updated: 2026-05-22T16:54:56.535Z

Reserved: 2026-05-21T19:34:42.016Z

Link: CVE-2026-9245

cve-icon Vulnrichment

Updated: 2026-05-22T16:54:50.337Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-22T17:00:15Z

Weaknesses