CVE-2026-89145 — Flextype CMS 0.9.9 through 1.0.0-alpha.3 Stored XSS via Plugin Directory
Flextype CMS versions 0.9.9 through 1.0.0-alpha.3 fail to HTML-escape plugin directory names in the dependency error page rendered by getValidPluginsDependencies(). Attackers wi…
Published: 2026-09-11 · CVSS: 2.4 · CVSS 4.0
Flextype CMS versions 0.9.9 through 1.0.0-alpha.3 fail to HTML-escape plugin directory names in the dependency error page rendered by getValidPluginsDependencies(). Attackers with write access to the plugins directory can create a plugin with HTML characters in its name to execute arbitrary scripts in users' browsers when dependency validation fails.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7