light0011 cms Uploadify check-exists.php file_exists filename file information disclosure

Summaryinfo

A vulnerability identified as problematic has been detected in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. Affected by this issue is the function file_exists of the file Public/Home/js/uploadify/check-exists.php of the component Uploadify. This manipulation of the argument filename causes file information disclosure. This vulnerability is registered as CVE-2026-112027. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. It has been declared as problematic. Affected by this vulnerability is the function file_exists of the file Public/Home/js/uploadify/check-exists.php of the component Uploadify. The manipulation of the argument filename with an unknown input leads to a file information disclosure vulnerability. The CWE definition for the vulnerability is CWE-538. The product places sensitive information into files or directories that are accessible to actors who are allowed to have access to the files, but not to the sensitive information. As an impact it is known to affect confidentiality.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-112027. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1083 according to MITRE ATT&CK.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:Public/Home/js/uploadify/check-exists.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-104010). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• light0011

Name

• cms

Version

• c774dce31c6df0055568a8d5c53d964d99be199d
• f72cf46f601efb2a0618c3814cc2f61380b38930

Website

• Product: https://github.com/light0011/cms/

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Accepted

• Submit #1008072: light0011 cms f72cf46f601efb2a0618c3814cc2f61380b38930 File and Directory Information Exposure (by gscsd)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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