A vulnerability, which was classified as problematic, has been found in iteachyou Dreamer CMS 4.1.3. This issue affects an unknown code of the file /resource/js/ueditor-1.4.3.3. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-1543. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

The exploit is available at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

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Productinfo

Type

• Content Management System

Vendor

• iteachyou

Name

• Dreamer CMS

Version

• 4.1.3

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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Accepted

• Submit #497329: iteachyou Dreamer CMS 4.1.3 Path Traversal (by vastzero)

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