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QUIC-LEAK (CVE-2025-54939): New High-Risk Pre-Handshake Remote Denial of Service in LSQUIC QUIC Implementation

🗓️ 18 Aug 2025 17:23:11Reported by Yohann SillamType 
impervablog
 impervablog
🔗 www.imperva.com👁 14 Views

QUIC-LEAK remote pre handshake memory DoS in LSQUIC; bypasses protections; upgrade to 4.3.1.

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18 Aug 2025 17:23Current
8High risk
Vulners AI Score8
CVSS 3.15.3 - 7.5
EPSS0.00766
SSVC
14