CVE-2026-59783
Server DoS via binary items
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database.
| CWE | CWE-787 |
| Vendor | zabbix |
| Product | zabbix |
| Published | Oct 5, 2026 |
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Affected Versions
Zabbix / Zabbix
7.0.0 ≤ 7.0.28 7.4.0 ≤ 7.4.12
References
Credits
🔍 Zabbix wants to thank ylwango613 for submitting this report on the HackerOne bug bounty platform.