CVE-2026-4588: Kalcaddle Kodbox

Low severity, CVSS 3.7. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability was determined in kalcaddle kodbox 1.64. Impacted is the function shareSafeGroup of the file /workspace/source-code/app/controller/explorer/shareOut.class.php of the component Site-level API key Handler. This manipulation of the argument sk causes use of hard-coded cryptographic key . The attack may be initiated remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Kalcaddle Kodbox: version 1.64 only

Published 2026-03-23. Last modified 2026-06-17.