CVE-2017-6485: PHP-Calendar

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

A Cross-Site Scripting (XSS) issue was discovered in php-calendar before 2017-03-03. The vulnerability exists due to insufficient filtration of user-supplied data (errorMsg) passed to the "php-calendar-master/error.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.

Affected products

• PHP-Calendar PHP-Calendar: up to and including 2015-12-04

Published 2017-03-05. Last modified 2026-06-17.