Vulnerability DatabaseCVE-2026-59783
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CVE-2026-59783
Published:October 05, 2026
Updated:October 11, 2026
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 Packages
https://github.com/zabbix/zabbix.git (GITHUB):
Affected version(s) >=7.4.0alpha1 <7.4.13
Fix Suggestion:
Update to version 7.4.13
https://github.com/zabbix/zabbix.git (GITHUB):
Affected version(s) >=7.0.0alpha1 <7.0.29
Fix Suggestion:
Update to version 7.0.29
Related Resources (2)
https://support.zabbix.com/browse/ZBX-28194
https://nvd.nist.gov/vuln/detail/CVE-2026-59783
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CVSS v4
Base Score:
2.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.23