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Vulnerability DatabaseCVE-2026-23920
CVE-2026-23920:
Zabbix Server vulnerability analysis and mitigation
Host and event action script input is validated with a regex (set by the administrator), but the validation runs in multiline mode. If ^ and $ anchors are used in user input validation, an injected newline lets authenticated users bypass the check and inject shell commands.
Source: NVD
Related Zabbix Server vulnerabilities:
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