In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field.
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.