CVE-2012-6621
CWE-79Published: January 16, 2014· Updated: Jun 16, 2026
Official Description
Multiple cross-site scripting (XSS) vulnerabilities in GetSimple CMS 3.1, 3.1.2, 3.2.3, and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) Email Address or (2) Custom Permalink Structure fields in admin/settings.php; (3) path parameter to admin/upload.php; (4) err parameter to admin/theme.php; (5) error parameter to admin/pages.php; or (6) success or (7) err parameter to admin/index.php.
Technical Analysis
CVE-2012-6621 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (14)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2012-6621 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts