cbcvebase.
CVE-2026-3204
published 2026-03-03

CVE-2026-3204: 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…

PriorityP352critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.53%
40.9th percentile
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.

Affected

2 ranges
VendorProductVersion rangeFixed in
devolutionsdevolutions_server<= 2025.3.16.0
devolutionsserver<= 2025.3.16
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.