{"id":"CVE-2025-34111","aliases":["EUVD-2025-21425","GHSA-rjx6-82gp-m7gg"],"status":"published","title":"Tiki Wiki \u003c= 15.1 ELFinder Unauthenticated File Upload RCE","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/.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02574,"percentile":0.85312,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20","CWE-306","CWE-434"],"published":"2025-07-15T13:09:56Z","modified":"2026-06-17T09:13:29Z","exploits":[{"source":"metasploit","id":"exploit/unix/webapp/tikiwiki_upload_exec","title":"Tiki Wiki Unauthenticated File Upload Vulnerability","type":"exploit","platform":"PHP","date":"2016-07-11","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/unix/webapp/tikiwiki_upload_exec"}],"products":[{"vendor":"tiki","product":"tikiwiki_cms\\/groupware"},{"vendor":"tiki software community association","product":"wiki cms groupware"}],"references":[{"url":"https://tiki.org/article434-Security-update-Tiki-15-2-Tiki-14-4-and-Tiki-12-9-released","tags":["vendor-advisory","patch","Release Notes"]},{"url":"https://www.exploit-db.com/exploits/40091","tags":["exploit","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/unix/webapp/tikiwiki_upload_exec.rb","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://www.vulncheck.com/advisories/tiki-wiki-el-finder-unauthenticated-file-upload-rce","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34111"},{"url":"https://github.com/advisories/GHSA-rjx6-82gp-m7gg"}],"sources":{"cve":[{"id":"CVE-2025-34111","title":"Tiki Wiki \u003c= 15.1 ELFinder Unauthenticated File Upload RCE","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/.","status":"published","published":"2025-07-15T13:09:56.35Z","modified":"2026-05-15T11:14:44.082Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-434","CWE-306","CWE-20"],"updated_at":"2026-11-02T14:32:54.534202Z"}],"euvd":[{"id":"EUVD-2025-21425","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/.","status":"published","published":"2025-07-15T13:09:56Z","modified":"2026-05-15T11:14:44Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:04:29.443212Z"}],"ghsa":[{"id":"GHSA-rjx6-82gp-m7gg","title":"An unauthenticated arbitrary file upload vulnerability exists in Tiki Wiki CMS Groupware version...","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/.","status":"published","published":"2025-07-15T15:31:00Z","modified":"2025-10-03T03:31:30Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20","CWE-434"],"updated_at":"2026-11-02T15:03:50.770325Z"}],"nvd":[{"id":"CVE-2025-34111","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/.","status":"published","published":"2025-07-15T13:15:30.98Z","modified":"2026-06-17T09:13:29.19Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-20","CWE-306","CWE-434"],"updated_at":"2026-11-02T14:11:18.285862Z"}]}}