Security vulnerabilities and automated fixes for cve 2026 48802 issues
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A high-severity vulnerability (CVE-2026-48802) in python-engineio 4.12.2 allowed attackers to exhaust system resources through unbound thread allocation, leading to denial of service. The fix upgrades the dependency to version 4.13.2, which implements thread pool limits to prevent resource exhaustion attacks against real-time WebSocket applications.