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CVE-2026-23920
Published: Mar 24, 2026
Modified: Mar 26, 2026
PUBLISHED
Description
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.
| Vendor | Product | Versions |
|---|---|---|
Zabbix | Zabbix | affected 7.0.0 - <= 7.0.21affected 7.2.0 - <= 7.2.14affected 7.4.0 - <= 7.4.5 |
Weaknesses (CWE)
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