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CVE-2026-21435 webtransport-go CloseWithError can block indefinitely

🗓️ 12 Feb 2026 18:22:58Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 7 Views

Prior to v0.10.0, an attacker can stall WebTransport session closure by withholding connect flow control.

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10 Apr 2026 05:39Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.3
EPSS0.00413
7