CVE-2026-87928 — MaxSite CMS 0.94 through 109.6 HTML Upload XSS via admin_page
MaxSite CMS versions 0.94 through 109.6 contain a cross-site scripting vulnerability in the admin_page upload handler that allows any logged-in user to upload HTML files. Attack…
Published: 2026-09-09 · CVSS: 5.1 · CVSS 4.0
MaxSite CMS versions 0.94 through 109.6 contain a cross-site scripting vulnerability in the admin_page upload handler that allows any logged-in user to upload HTML files. Attackers can upload HTML containing malicious scripts to the uploads/_pages/ directory, which executes in visitors' browsers when the file is accessed, enabling persistent stored cross-site scripting attacks.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7