CVE-2024-55342: Piranha CMS Cross-site Scripting vulnerability

December 20, 2024

A file upload functionality in Piranha CMS 11.1 allows authenticated remote attackers to upload a crafted PDF file to /manager/media. This PDF can contain malicious JavaScript code, which is executed when a victim user opens or interacts with the PDF in their web browser, leading to a XSS vulnerability.

References

github.com/PiranhaCMS/piranha.core
github.com/advisories/GHSA-cmwp-442x-3rcv
nvd.nist.gov/vuln/detail/CVE-2024-55342
sec-fortress.github.io/posts/articles/posts/CVE-2024-55342.html

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