CVE-2026-18720

MEDIUM 5.3

kalcaddle kodbox msgWarning Plugin action improper authorization

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-285 CWE-266
Vendor	kalcaddle
Product	kodbox
Published	Aug 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

kalcaddle / kodbox

1.67 Build 02

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/385631 vuldb.com: https://vuldb.com/vuln/385631/cti vuldb.com: https://vuldb.com/cve/CVE-2026-18720 vuldb.com: https://vuldb.com/submit/856156 github.com: https://github.com/sjmycz/cve/issues/4

Credits

🔍 lihongming (VulDB User) VulDB CNA Team