CVE-2025-34111
15.07.2025, 13:15
An unauthenticated arbitrary file upload vulnerability exists in Tiki Wiki CMS Groupware version 15.1 and earlier via the ELFinder component's default connector (connector.minimal.php), which allows remote attackers to upload and execute malicious PHP scripts in the context of the web server. The vulnerable component does not enforce file type validation, allowing attackers to craft a POST request to upload executable PHP payloads through the ELFinder interface exposed at /vendor_extra/elfinder/.Enginsight
| Vendor | Product | Version |
|---|---|---|
| tiki | tikiwiki_cms\/groupware | 𝑥 ≤ 15.1 |
𝑥
= Vulnerable software versions
Common Weakness Enumeration
- CWE-20 - Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-434 - Unrestricted Upload of File with Dangerous TypeThe software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.
References