CVE-2025-49643EPSS p25.1%

CVE-2025-49643CVE-2025-49643

zabbix / frontend

Description

An authenticated Zabbix user (including Guest) is able to cause disproportionate CPU load on the webserver by sending specially crafted parameters to /imgstore.php, leading to potential denial of service.

Scoring

CVSS 6.5 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS0.34% probability of exploitation · percentile 25.1% · 2026-10-05T12:00:23Z
Last modified2026-09-26
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.