CVE-2026-45139 CI4MS Fileeditor allows deletion and rename of critical application files due to missing extension allowlist on destructive operations

CI4MS is a CodeIgniter 4-based content management system skeleton. Prior to version 0.31.9.0, the Fileeditor module enforces an extension allowlist 'css','js','html','txt','json','sql','md' on content-write operations saveFile, createFile, but two destructive endpoints — deleteFileOrFolder and...