CVE-2025-49643 Affecting zabbix package, versions <1:7.0.22+dfsg-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.34% (27th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-ZABBIX-14174685
  • published4 Dec 2025
  • disclosed1 Dec 2025

Introduced: 1 Dec 2025

CVE-2025-49643  (opens in a new tab)

How to fix?

Upgrade Debian:unstable zabbix to version 1:7.0.22+dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream zabbix package and not the zabbix package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1