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Δ / VULNERABILITY RECORD

CVE-2026-59783.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSLOW / 2.3CVSS 4.0 · security@zabbix.com
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSAwaiting AnalysisModified Oct 06, 2026

Disclosure summary

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.

Source-reported weakness categories

CWE-787

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-59783

Open original source · Updated Oct 06, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-05T07:16:59-04:00
MODIFIED 2026-10-06T11:27:05-04:00
INGESTED 2026-10-06T11:45:40-04:00