CVE-2026-34565 — CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready,…
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🚨 CVE-2026-34565 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 when adding Posts to navigation menus through th
What This Means For You
- New vulnerability disclosed — verify if your stack is exposed.
Related ATT&CK Techniques
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-34565 | XSS | CI4MS prior to 0.31.0.0, Menu Management functionality, failure to sanitize user-controlled input when adding Posts to navigation menus, stored DOM-based XSS due to unsafely rendered values in administrative dashboards and public-facing navigation menus. |
Source & Attribution
| Source Platform | Telegram |
| Channel | CVE Notify |
| Published | April 06, 2026 at 19:57 UTC |
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