PatchSiren

XQUIC Project CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

HIGH XQUIC Project CVE published 2026-04-15

CVE-2026-6328

CVE-2026-6328 is a HIGH severity vulnerability (CVSS 4.0: 8.3) in the XQUIC Project's xquic QUIC protocol implementation affecting Linux systems through version 1.8.3. The vulnerability stems from improper input validation (CWE-20) and improper verification of cryptographic signatures (CWE-347) in the packet processing and STREAM frame handler modules, enabling protocol manipulation attacks. The issue was [truncated]