Unrated severityNVD Advisory· Published Dec 1, 2025· Updated Dec 1, 2025
Frontend DoS vulnerability due to asymmetric resource consumption
CVE-2025-49643
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.
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Affected products
2Patches
Vulnerability mechanics
References
1News mentions
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