Paper/Archive/CVE-2025-34111

CVE-2025-34111

Tiki Software Community Association Wiki CMS Groupware — Tiki Wiki <= 15.1 ELFinder Unauthenticated File Upload RCE

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 85.2.852 × 2017.0 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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/.

Affected

ProductAffectedFixed inSource

Wiki CMS Groupware≤ 15.1–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

VulnCheck (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

patchtiki.org/article434-Security-update-Tiki-15-2-Tiki-14-4-and-Tiki-12-9-released exploitexploit-db.com/exploits/40091 exploitraw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/unix/webapp/tikiwiki_upload_exec.rb writeupvulncheck.com/advisories/tiki-wiki-el-finder-unauthenticated-file-upload-rce