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CVE-2025-49643

nvd nist
Published: Dec 1, 2025Modified: Jun 17, 2026

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6.0
Vector
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less
Source: security@zabbix.com (Secondary)

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.

Affected (4)

Products: Zabbix: Frontend
Zabbix
1 product
Frontend
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Zabbix
Frontend
From 6.0.0 to 6.0.42
Frontend
From 7.0.0 to 7.0.19
Frontend
From 7.2.0 to 7.2.13
Frontend
From 7.4.0 to 7.4.3

Related CWEs

CWE-405
Asymmetric Resource Consumption (Amplification)
The product does not properly control situations in which an adversary can cause the product to consume or produce excessive resources without requiring the adversary to invest equivalent work or otherwise prove authorization, i.e., the adversary's influence is "asymmetric."

References (1)

Source: security@zabbix.com
Vendor Advisory

Timeline

No history available yet.