CVE-2026-3300 allows unauthenticated attackers to inject and execute PHP code via Everest Forms Pro's Complex Calculation feature. The flaw affects over 100,000 sites, with 29,000 exploit attempts blocked by Defiant. Attackers create admin accounts named 'diksimarina' or ' [email protected] '. The vulnerability was patched in Everest Forms Pro version 1.9.13 released March. Exploitation began April 13.
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Critical UniFi OS bug lets hackers gain root without authentication
Summary by ByteBrief