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CVE-2025-49643
Component Overview
Vulnerability Overview
Name
CVE-2025-49643
Source
NVD (
link
)
Debian (
link
)
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.
CWEs
CWE-405
Published Date
Dec 1, 2025
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://support.zabbix.com/browse/ZBX-27284
Vendor Advisory
Analysis
#
Affected Component
Analysis
zabbix
Patched
Vulnerability Ratings
#
6
CVSSv4
6.5
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
zabbix
buildroot
2025.02.x
7.2.13
Not Affected
zabbix
buildroot
master
7.2.13
Not Affected
zabbix
openwrt
master
7.0.26-r1
Not Affected
zabbix
openwrt
openwrt-25.12
7.0.25-r1
Not Affected
zabbix
yocto
kirkstone
5.4.12
Patched
zabbix
yocto
master
7.0.24
Not Affected
Resolved with patches
#
zabbix (yocto:kirkstone)
#
Title
Author
Resolve
1
..F....... [DEV-4466] fixed resource usage for image resize
Ginta Berzina <ginta.berzina@zabbix.com>
CVE-2025-49643
zabbix (yocto:scarthgap)
#
Title
Author
Resolve
1
..F....... [DEV-4466] fixed resource usage for image resize
Ginta Berzina <ginta.berzina@zabbix.com>
CVE-2025-49643