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CVE-2026-18720— kalcaddle kodbox msgWarning Plugin action improper authorization

Quick assessment

Affected
kalcaddle kodbox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kalcaddle kodbox是中国Kalcaddle公司的一款文件管理软件。 Kalcaddle kodbox存在权限许可和访问控制问题、授权问题漏洞，可能导致攻击者利用漏洞破坏系统的机密性、完整性或可用性。

CVSS 5.3 · Medium EPSS 0.48% · P39

Affected Version Matrix 1

VendorProduct Version RangeStatus
kalcaddle kodbox 1.67 Build 02 affected
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I. Basic Information for CVE-2026-18720

Vulnerability Information
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Vulnerability Title
kalcaddle kodbox msgWarning Plugin action improper authorization
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Kalcaddle kodbox 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kalcaddle kodbox是中国Kalcaddle公司的一款文件管理软件。 Kalcaddle kodbox存在权限许可和访问控制问题、授权问题漏洞，可能导致攻击者利用漏洞破坏系统的机密性、完整性或可用性。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
kalcaddle kodbox 1.67 Build 02 cpe:2.3:a:kalcaddle:kodbox:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18720

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III. Intelligence Information for CVE-2026-18720

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Proof of Concept for CVE-2026-18720 (1)

IV. Related Vulnerabilities

Same product: kodbox
Same vendor: kalcaddle
Same weakness: CWE-285

V. Comments for CVE-2026-18720

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