{"id":"CVE-2021-47918","aliases":["EUVD-2021-34753","GHSA-h64m-fxq4-m43w"],"status":"published","title":"Simple CMS 2.1 SQL Injection Vulnerability via Users Module","description":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.","severity":{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00567,"percentile":0.47525,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-89"],"published":"2026-02-01T12:15:50Z","modified":"2026-06-17T04:18:45Z","products":[{"vendor":"simplephpscripts","product":"simple cms"},{"vendor":"simplephpscripts","product":"simple_cms_php"}],"references":[{"url":"https://www.vulnerability-lab.com/get_content.php?id=2303","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://simplephpscripts.com/simple-cms-php","tags":["product","Product"]},{"url":"https://www.vulncheck.com/advisories/simple-cms-sql-injection-vulnerability-via-users-module2","tags":["third-party-advisory","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-47918"},{"url":"https://github.com/advisories/GHSA-h64m-fxq4-m43w"}],"sources":{"cve":[{"id":"CVE-2021-47918","title":"Simple CMS 2.1 SQL Injection Vulnerability via Users Module","description":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.","status":"published","published":"2026-02-01T12:15:50.473Z","modified":"2026-03-05T01:29:18.686Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:32:56.308189Z"}],"euvd":[{"id":"EUVD-2021-34753","description":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.","status":"published","published":"2026-02-01T12:15:50Z","modified":"2026-03-05T01:29:18Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:09.383214Z"}],"ghsa":[{"id":"GHSA-h64m-fxq4-m43w","title":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to...","description":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.","status":"published","published":"2026-02-01T15:32:31Z","modified":"2026-02-01T15:32:37Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/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":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T15:06:00.246323Z"}],"nvd":[{"id":"CVE-2021-47918","description":"Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.","status":"published","published":"2026-02-01T13:15:56.237Z","modified":"2026-06-17T04:18:45.267Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/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":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-89"],"updated_at":"2026-11-02T14:07:09.005706Z"}]}}