SQL Injection in Simplephpscripts Simple Cms
CVE-2021-47918
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.
Vulnerability class: SQL Injection
EPSS: 0.005 (40.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Simplephpscripts Simple Cms — versions 2.1
- Simplephpscripts Simple_cms_php — versions 2.1
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, Third Party Advisory, exploit)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Broken Link, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47918?
- CVE-2021-47918 is a high-severity vulnerability in Simplephpscripts Simple Cms, classified under SQL Injection. CVSS score: 8.1/10. Published 2026-02-01.
- How severe is CVE-2021-47918?
- High severity. CVSS v3 base score is 8.1 out of 10.