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Connection-Exhaustion

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medium advisory

Next.js Cache Components Vulnerable to Denial-of-Service via Connection Exhaustion (CVE-2026-44579)

Next.js applications using Partial Prerendering through Cache Components are vulnerable to connection exhaustion (CVE-2026-44579), where crafted POST requests to a server action trigger a request-body handling deadlock, consuming server capacity and leading to denial of service.

next +1 denial-of-service connection-exhaustion next.js cve-2026-44579
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