CVE-2026-59783

zabbix: The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input...

CVE-2026-59783 is fixed in zabbix on 1 platform by DEBIAN-CVE-2026-59783 (version 1:7.0.29+dfsg-1), released October 6, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

n/a

No vendor severity

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0023

13th percentile

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.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
zabbix · Debian 14	1:7.0.29+dfsg-1	DEBIAN-CVE-2026-59783	Oct 6, 2026

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