GHSA-gqrp-6638-7vpgLowCVSS 4.2
Flextype CMS versions 0.9.9 through 1.0.0-alpha.3 fail to HTML-escape plugin directory names in...
🔗 CVE IDs covered (1)
📋 Description
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.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-89145
- https://github.com/flextype/flextype/issues/597
- https://github.com/flextype/flextype
- https://github.com/flextype/flextype/blob/aea4ead8c449ea5517ed53b6dcbd28b0a528ad9d/src/flextype/core/Plugins.php#L345
- https://www.vulncheck.com/advisories/flextype-cms-0.9.9-through-1.0.0-alpha.3-stored-xss-via-plugin-directory
- https://github.com/advisories/GHSA-gqrp-6638-7vpg