CVE-2017-20273
HIGH
NVD
CVSS Score
8.2
Severity
HIGH
Published
Jun 19, 2026
Vendor
unknown
Description
Joomla Event Registration Pro Calendar 4.1.3 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the id parameter. Attackers can send GET requests to index.php with option=com_registrationpro&view=category&id parameter containing SQL injection payloads to extract sensitive database information.