EUVD-2026-18073
GHSA-gcfj-cf7j-vwgj
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
4Tags
Description
CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to version 0.31.0.0, the application fails to properly sanitize user-controlled input within System Settings - Social Media Management. Multiple configuration fields, including Social Media and Social Media Link, accept attacker-controlled input that is stored server-side and later rendered without proper output encoding. This issue has been patched in version 0.31.0.0.
Analysis
Stored cross-site scripting (XSS) in CI4MS prior to version 0.31.0.0 allows authenticated high-privilege administrators to inject malicious scripts through unvalidated System Settings - Social Media Management configuration fields. The vulnerability stores attacker-controlled input server-side and renders it without proper output encoding, enabling script execution in the context of the application. …
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