Windows Active Directory Flaw Opens Door to Malicious Code Execution
ID: a601e27f-2042-5d69-a33a-4d31323c7fc3
STIX ID: report--a601e27f-2042-5d69-a33a-4d31323c7fc3
Feed Name: GBHackers
Threat Score
Microsoft disclosed CVE-2026-33826, a critical input-validation flaw in Windows Active Directory (CVSS 8.0) that allows authenticated attackers on an adjacent network to execute remote code via crafted RPC calls; the issue affects Windows Server 2012 R2 through Server 2025 (including Server Core) and Microsoft released April 14, 2026 security updates (e.g., KB5082063, KB5082142) while recommending immediate patching, RPC traffic monitoring, and strict domain access auditing.
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