Related Threat Clusters

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
Critical Vulnerabilities in TrueConf Server Exploited via TCP Port 4307
Two critical vulnerabilities, CVE-2026-72530 and CVE-2026-72529, have been identified in TrueConf server versions 5.3.X to 5.5.5, allowing remote unauthorized attackers to exploit the server via TCP port 4307.…

2 articles · Updated August 21, 2026

Recent Intelligence Reports

CVE-2026-72530 — nvd.nist.gov · August 21, 2026
U.S. CISA adds TrueConf Server flaws to its Known Exploited Vulnerabilities catalog — Securityaffairs.Co · August 21, 2026
Hackers breach TrueConf to trojanize client installers with backdoors — Bleepingcomputer · August 8, 2026