Tiki Wiki <= 15.1 ELFinder Unauthenticated File Upload RCE
Vulnerability Description
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/.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-34111
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Mehmet Ince
References
- https://tiki.org/article434-Security-update-Tiki-15-2-Tiki-14-4-and-Tiki-12-9-released
- https://www.exploit-db.com/exploits/40091
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/unix/webapp/tikiwiki_upload_exec.rb
- https://www.vulncheck.com/advisories/tiki-wiki-el-finder-unauthenticated-file-upload-rce
More from Tiki Software Community Association
View All →Affected Vendor
Tiki Software Community Association
View all reports →