XQUIC Project vulnerabilities

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Published CVEs affecting XQUIC Project products: 2 record(s), with severity, exploitation and fixes.

Xquic Server 1 XQUIC 1

Exploited only (KEV) →

CVE-2026-6328 High · 8.3 CWE-20 Apr 15, 2026

XQUIC Improper STREAM Frame Validation in Initial/Handshake Packets

Improper input validation, Improper verification of cryptographic signature vulnerability in XQUIC Project XQUIC xquic on Linux (QUIC protocol implementation, packet processing module, STREAM frame handler modules) allows Protocol Manipulation.This issue affects XQUIC: through 1.8.3.

CVE-2026-1788 Medium · 6.6 CWE-787 Feb 3, 2026

Buffer Overflow in Xquic Server

: Out-of-bounds Write vulnerability in Xquic Project Xquic Server xquic on Linux (QUIC protocol implementation, packet processing module modules) allows : Buffer Manipulation.This issue affects Xquic Server: through 1.8.3.