Http/3 — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
June 9, 2026
Last Seen
July 10, 2026

Related Threat Clusters

Recent Intelligence Reports

  • Unpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP/3 Servers — Thehackernews · July 10, 2026
  • Microsoft June 2026 Patch Tuesday fixes 3 zero-day, 200 flaws — Bleepingcomputer · June 9, 2026

CVSS v3.1 Breakdown