CVE-2026-41587 CI4MS: Unrestricted PHP File Upload via Theme Installation Leads to Authenticated Remote Code Execution

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. From version 0.26.0.0 to before version 0.31.7.0, a theme upload feature allows any authenticated backend user with theme-upload permission to achieve remo...

CI4MS has a Deactivated User Session Bypass (active=0)

Summary The auth filter has the deactivated/banned user check commented out. Details CodeIgniter Shield's loggedIn re-checks the status field catching status='banned', but does not re-check the active field for existing sessions. When an admin deactivates a user active=0 after they have already...

GHSA-5HFV-C864-QCQ9 CI4MS has a Deactivated User Session Bypass (active=0)

Summary The auth filter has the deactivated/banned user check commented out. Details CodeIgniter Shield's loggedIn re-checks the status field catching status='banned', but does not re-check the active field for existing sessions. When an admin deactivates a user active=0 after they have already...

CVE-2026-39389

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, This vulnerability is fixed in 0.31.4.0...

CVE-2026-39393

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the install route guard in ci4ms relies solely on a volatile cache check cache'settings' combined with .env file existence to block...

EUVD-2026-20489

CI4MS Vulnerable to .env CRLF Injection via Unvalidated host Parameter in Install Controller...

CI4MS Vulnerable to .env CRLF Injection via Unvalidated `host` Parameter in Install Controller

Summary The Install::index controller reads the host POST parameter without any validation and passes it directly into updateEnvSettings, which writes it into the .env file via pregreplace. Because newline characters in the value are not stripped, an attacker can inject arbitrary configuration...

EUVD-2026-20487

CI4MS Vulnerable to Post-Installation Re-entry via Cache-Dependent Install Guard Bypass...

EUVD-2026-20485

CI4MS has stored XSS in Pages Content Due to Missing htmlpurify Sanitization...

EUVD-2026-20484

CI4MS has stored XSS via Unescaped Blacklist Note in Admin User List...

EUVD-2026-20483

CI4MS has stored XSS via srcdoc attribute bypass in Google Maps iframe setting...

EUVD-2026-20481

CI4MS has a Hidden Items Authorization Bypass in Fileeditor Allows Reading Secrets and Writing Protected Files...

CVE-2026-39393

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the install route guard in ci4ms relies solely on a volatile cache check cache'settings' combined with .env file existence to block...

CVE-2026-39394

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the Install::index controller reads the host POST parameter without any validation and passes it directly into updateEnvSettings, which...

CVE-2026-39392

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the Pages module does not apply the htmlpurify validation rule to content fields during create and update operations, while the Blog...

CVE-2026-39389

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, This vulnerability is fixed in 0.31.4.0...

CVE-2026-39391

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the blacklist ban note parameter in UserController::ajaxblackListpost is stored in the database without sanitization and rendered into a...

CVE-2026-39394

CI4MS vulnerable to CRLF injection in .env via unvalidated host parameter in Install::index(). Before 0.31.4.0, host is read without validation and appended to .env through updateEnvSettings() using preg_replace(), allowing newline characters to inject arbitrary key=value lines (e.g., app.baseURL...

CVE-2026-39394 CI4MS has an .env CRLF Injection via Unvalidated `host` Parameter in Install Controller

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the Install::index controller reads the host POST parameter without any validation and passes it directly into updateEnvSettings, which...

CVE-2026-39394 CI4MS has an .env CRLF Injection via Unvalidated `host` Parameter in Install Controller

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the Install::index controller reads the host POST parameter without any validation and passes it directly into updateEnvSettings, which...