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CRITICALCVE-2026-3204Published Modified CNA DEVOLUTIONS

CVE-2026-3204: Improper

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 v3.1
9.8
Severity
CRITICAL
Fixed in
Affected Products
1
Affected packages
  • Devolutions / Server
    ≤ 2025.3.16
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2026-3204: Improper | HarborGuard CVE