CVE-2025-49643

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.

References

https://support.zabbix.com/browse/ZBX-27284

Affected packages

Git /

Affected ranges

Database specific

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "6.0.0"
            },
            {
                "fixed": "6.0.42"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "7.0.0"
            },
            {
                "fixed": "7.0.19"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "7.2.0"
            },
            {
                "fixed": "7.2.13"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "7.4.0"
            },
            {
                "fixed": "7.4.3"
            }
        ]
    }
]

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-49643.json"