XMPP — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
November 19, 2025
Last Seen
June 30, 2026

XMPP is a technology platform tracked across 3 threat clusters and 2 intelligence report mentions on ThreatCluster. First observed November 19, 2025; most recent activity June 30, 2026.

Related Threat Clusters

  • WhatsApp Security Flaw Exposes 3.5 Billion Phone Numbers

    A security flaw in WhatsApp allowed researchers to extract phone numbers of 3.5 billion users. The exploit involved systematically checking numbers through the app's discovery feature, revealing profile photos for 57%…

    56 articles · Updated November 18, 2025
  • WhatsApp Vulnerability Exposes Data of 3.5 Billion Users

    A significant security flaw in WhatsApp's discovery system allowed researchers to access the phone numbers and personal information of approximately 3.5 billion users globally. The vulnerability, which exploited a…

    37 articles · Updated November 28, 2025
  • Kali Linux 2026.2 Released with Enhanced Tools and VM Performance Improvements

    On June 29, 2026, Offensive Security released Kali Linux 2026.2, introducing nine new tools and significant improvements to VM boot times. The update includes enhancements to the GNOME 50 and KDE Plasma 6.6 desktop…

    9 articles · Updated June 30, 2026

Recent Intelligence Reports

  • Hydra — www.kali.org · June 30, 2026
  • ‘Largest Data Leak in History’: WhatsApp Flaw Exposed Billions of Users — Techrepublic · November 19, 2025

CVSS v3.1 Breakdown