Is CVE-2026-18720 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-18720?

CVE-2026-18720 has a CVSS v3 severity of MEDIUM (5.3).

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CVE-2026-18720

Description

A flaw has been found in kalcaddle kodbox 1.67 Build 02. This vulnerability affects unknown code of the file /index.php?plugin/msgWarning/action of the component msgWarning Plugin. Executing a manipulation can lead to improper authorization. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.