Reflected XSS in https://██████████ via "████████" parameter

How it was found

Hello Security Team, I would like to report the XSS vulnerability on your system. The ██████████ parameter is not escaped properly for URL encoded values.

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Impact

An XSS attack allows an attacker to execute arbitrary JavaScript in the context of the attacked website and the attacked user. This can be abused to steal session cookies, perform requests in the name of the victim, or for phishing attacks.

System Host(s)

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Affected Product(s) and Version(s)

CVE Numbers

Steps to Reproduce

Visit the following POC link: https://█████████/█████████CE399%22%3E%3C/script%3E%3Cimg%20src=x%20onerror=alert(document.domain)%3E&int_crse_eff_acad_yr=2002&int_crse_eff_term=4&sbjct_srch=true&sbjct_txt=the

Suggested Mitigation/Remediation Actions

Sanitize the input on that parameter