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Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')


Severity Medium
Score 5.4/10


An Cross-site Scripting(XSS) vulnerability in MantisBT prior to 2.25.5 allows Remote Attackers to attach crafted "SVG" documents to "issue reports" or "bugnotes". When a user or an admin clicks on the attachment, "file_download.php" opens the SVG document in a browser tab instead of downloading it as a file, causing the JavaScript code to Execute.

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  • NONE

CWE-79 - Cross Site Scripting

Cross-Site Scripting, commonly referred to as XSS, is the most dominant class of vulnerabilities. It allows an attacker to inject malicious code into a pregnable web application and victimize its users. The exploitation of such a weakness can cause severe issues such as account takeover, and sensitive data exfiltration. Because of the prevalence of XSS vulnerabilities and their high rate of exploitation, it has remained in the OWASP top 10 vulnerabilities for years.

Advisory Timeline

  • Published