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InstantCMS is a free and open source content management system. In photo upload function in the photo album page there is no input validation taking place. Due to this attackers are able to inject the XSS (Cross Site Scripting) payload and execute. This vulnerability is fixed in 2.16.3.
Reserved 2024-10-22 | Published 2024-10-29 | Updated 2024-10-30 | Assigner GitHub_MCWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
github.com/.../icms2/security/advisories/GHSA-f6cf-jg84-fw29
github.com/...ommit/e02de2fa1850bb40c9b2050b9256c838a0ea7aa3
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