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New “PoolSlip” NGINX Exploit Revives Unpatched Remote Code Execution Risk

calendar_today May 21, 2026 person Roi Nisimi domain orca-security

Executive Summary Security researchers disclosed new exploitation techniques for the previously documented “PoolSlip” vulnerability affecting NGINX, demonstrating that earlier mitigations were incomplete and that remote code execution conditions may still be achievable under certain configurations. The issue impacts NGINX deployments using vulnerable rewrite logic patterns, allowing attackers to trigger heap corruption via specially crafted HTTP […] The post New “PoolSlip” NGINX Exploit Revives Unpatched Remote Code Execution Risk appeared first on Orca Security .

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