{"id":"CVE-2023-53921","aliases":["EUVD-2023-60210","GHSA-wjjc-cc9v-hq6j"],"status":"published","title":"SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload","description":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00958,"percentile":0.61956,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2025-12-17T22:44:53Z","modified":"2026-06-17T06:46:20Z","products":[{"vendor":"sitemagic","product":"sitemagic_cms"},{"vendor":"sitemagic","product":"sitemagiccms"}],"references":[{"url":"https://www.exploit-db.com/exploits/51464","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://sitemagic.org/Download.html","tags":["product","Product"]},{"url":"https://www.vulncheck.com/advisories/sitemagiccms-remote-code-execution-via-unrestricted-file-upload","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53921"},{"url":"https://github.com/advisories/GHSA-wjjc-cc9v-hq6j"}],"sources":{"cve":[{"id":"CVE-2023-53921","title":"SitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File Upload","description":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.","status":"published","published":"2025-12-17T22:44:53.262Z","modified":"2026-04-07T14:07:43.551Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"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":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:35:30.851125Z"}],"euvd":[{"id":"EUVD-2023-60210","description":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.","status":"published","published":"2025-12-17T22:44:53Z","modified":"2026-04-07T14:07:43Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:25:13.335741Z"}],"ghsa":[{"id":"GHSA-wjjc-cc9v-hq6j","title":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload...","description":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.","status":"published","published":"2025-12-18T00:34:07Z","modified":"2025-12-18T00:34:15Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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":"high"},{"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-434"],"updated_at":"2026-11-02T15:05:15.720894Z"}],"nvd":[{"id":"CVE-2023-53921","description":"SitemagicCMS 4.4.3 contains a remote code execution vulnerability that allows attackers to upload malicious PHP files to the files/images directory. Attackers can upload a .phar file with system command execution payload to compromise the web application and execute arbitrary system commands.","status":"published","published":"2025-12-17T23:15:51.107Z","modified":"2026-06-17T06:46:20.31Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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":"high","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":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:09:26.50087Z"}]}}