Description
Multiple Cross-Site Scripting (XSS) issues were discovered in ATutor 2.2.2. The vulnerabilities exist due to insufficient filtration of user-supplied data passed to several pages (lang_code in themes/*/admin/system_preferences/language_edit.tmpl.php). An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
Remediation
References
Related Vulnerabilities
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WordPress Plugin Delete Duplicate Posts Security Bypass (4.1.9.4)
Squid Improper Input Validation Vulnerability (CVE-2016-4555)
WordPress Plugin Contact Form Clean and Simple Cross-Site Scripting (4.7.0)