CVE-2026-59783 — Server DoS via binary items

CVE-2026-59783

Server DoS via binary items PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Zabbix / Zabbix	affected 7.0.0 through 7.0.28; affected 7.4.0 through 7.4.12

CWE

CWE-787

References

https://support.zabbix.com/browse/ZBX-28194

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.