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CVE-2026-39393 Post-Installation Re-entry via Cache-Dependent Install Guard Bypass in ci4ms

🗓️ 08 Apr 2026 14:31:44Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

CVE-2026-39393 in CodeIgniter Four CMS allows guard bypass on cache miss, enabling .env overwrite and takeover; fixed 0.31.4.0.

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08 Jul 2026 08:13Current
6Medium risk
Vulners AI Score6
CVSS 3.18.1
EPSS0.00421
2