Frequency
3
occurrences
First Seen
August 8, 2026
Last Seen
August 21, 2026
Related Threat Clusters
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Head Mare Hackers Exploit TrueConf Vulnerabilities to Deploy Backdoors
The Head Mare hacktivist group has breached TrueConf video conferencing servers, exploiting vulnerabilities to replace legitimate client installers with malicious versions containing backdoors. The attackers executed…
15 articles · Updated August 8, 2026 -
CISA Urges Immediate Patching of Critical TrueConf Server Vulnerabilities
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to prioritize patching two critical vulnerabilities in TrueConf Server, a self-hosted communications platform. These…
2 articles · Updated August 21, 2026
Recent Intelligence Reports
- CISA orders feds to patch actively exploited TrueConf Server flaws — Bleepingcomputer · August 21, 2026
- Hackers breach TrueConf to trojanize client installers with backdoors — Bleepingcomputer · August 8, 2026
- Hackers breach TrueConf to trojanize client installers with backdoors — Bleepingcomputer · August 8, 2026