{"id":"CVE-2018-25114","aliases":["EUVD-2018-21601","GHSA-7hjh-7hp4-wr4c"],"status":"published","title":"osCommerce 2.3.4.1 Installer Unauthenticated Configuration File Injection PHP Code Execution","description":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1 due to insecure default configuration and missing authentication in the installer workflow. By default, the /install/ directory remains accessible after installation. An unauthenticated attacker can invoke install_4.php, submit crafted POST data, and inject arbitrary PHP code into the configure.php file. When the application later includes this file, the injected payload is executed, resulting in full server-side compromise.","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":"2026-11-09","score":0.04564,"percentile":0.91669,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434","CWE-94"],"published":"2025-07-23T13:50:09Z","modified":"2026-06-17T01:54:44Z","exploits":[{"source":"metasploit","id":"exploit/multi/http/oscommerce_installer_unauth_code_exec","title":"osCommerce Installer Unauthenticated Code Execution","type":"exploit","platform":"PHP","date":"2018-04-30","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/multi/http/oscommerce_installer_unauth_code_exec"},{"source":"nuclei","id":"CVE-2018-25114","title":"osCommerce 2.3.4.1 - Remote Code Execution","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-25114.yaml"}],"products":[{"vendor":"oscommerce","product":"online merchant"}],"references":[{"url":"https://www.exploit-db.com/exploits/44374","tags":["exploit"]},{"url":"https://www.oscommerce.com/","tags":["product"]},{"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/multi/http/oscommerce_installer_unauth_code_exec.rb","tags":["exploit"]},{"url":"https://www.vulncheck.com/advisories/oscommerce-installer-unauth-config-file-injection-php-code-execution","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-25114"},{"url":"https://www.oscommerce.com"},{"url":"https://github.com/advisories/GHSA-7hjh-7hp4-wr4c"}],"sources":{"cve":[{"id":"CVE-2018-25114","title":"osCommerce 2.3.4.1 Installer Unauthenticated Configuration File Injection PHP Code Execution","description":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1 due to insecure default configuration and missing authentication in the installer workflow. By default, the /install/ directory remains accessible after installation. An unauthenticated attacker can invoke install_4.php, submit crafted POST data, and inject arbitrary PHP code into the configure.php file. When the application later includes this file, the injected payload is executed, resulting in full server-side compromise.","status":"published","published":"2025-07-23T13:50:09.708Z","modified":"2026-04-07T14:03:44.222Z","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-94"],"updated_at":"2026-11-02T14:35:02.289647Z"}],"euvd":[{"id":"EUVD-2018-21601","description":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1 due to insecure default configuration and missing authentication in the installer workflow. By default, the /install/ directory remains accessible after installation. An unauthenticated attacker can invoke install_4.php, submit crafted POST data, and inject arbitrary PHP code into the configure.php file. When the application later includes this file, the injected payload is executed, resulting in full server-side compromise.","status":"published","published":"2025-07-23T13:50:09Z","modified":"2026-04-07T14:03:44Z","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":"2026-11-02T19:25:14.189276Z"}],"ghsa":[{"id":"GHSA-7hjh-7hp4-wr4c","title":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1...","description":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1 due to insecure default configuration and missing authentication in the installer workflow. By default, the /install/ directory remains accessible after installation. An unauthenticated attacker can invoke install_4.php, submit crafted POST data, and inject arbitrary PHP code into the configure.php file. When the application later includes this file, the injected payload is executed, resulting in full server-side compromise.","status":"published","published":"2025-07-23T15:31:13Z","modified":"2025-07-23T15:31:19Z","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"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:03:06.223067Z"}],"nvd":[{"id":"CVE-2018-25114","description":"A remote code execution vulnerability exists within osCommerce Online Merchant version 2.3.4.1 due to insecure default configuration and missing authentication in the installer workflow. By default, the /install/ directory remains accessible after installation. An unauthenticated attacker can invoke install_4.php, submit crafted POST data, and inject arbitrary PHP code into the configure.php file. When the application later includes this file, the injected payload is executed, resulting in full server-side compromise.","status":"published","published":"2025-07-23T14:15:32.447Z","modified":"2026-06-17T01:54:44.963Z","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"}],"cwes":["CWE-94","CWE-434"],"updated_at":"2026-11-02T14:05:00.914771Z"}]}}