CVE-2026-23920
High · 8.8CVSS
8.8
EPSS
0.3%
Published
Mar 24, 2026
CISA due date
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The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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