CVE-2026-3204

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Improper input validation in the error message page in Devolutions Server 2025.3.16 and earlier allows remote attackers to spoof the displayed error message via a specially crafted URL.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Mar 3, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-3204: Critical severity, CVSS 9.8 | Vulnix