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Medium 6.5Published Dec 1, 2025
CVE-2025-49643An 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 ser…
Updated under an hour ago ()
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It affects zabbix frontend. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-405
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Sep 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
zabbix frontend zabbix:frontend | from 6.0.0 before 6.0.42; from 7.0.0 before 7.0.19; from 7.2.0 before 7.2.13; from 7.4.0 before 7.4.3 | NVD |
References
- https://support.zabbix.com/browse/ZBX-27284vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.