CRITICAL 9.5 NVD
CVE-2026-72530
A remote unauthorized attacker with network access via port 4307/TCP to the TrueConf server versions 5.3.X to 5.3.9, 5.4.X to 5.4.9, 5.5.X to 5.5.5, and earlier
A remote unauthorized attacker with network access via port 4307/TCP to the TrueConf server versions 5.3.X to 5.3.9, 5.4.X to 5.4.9, 5.5.X to 5.5.5, and earlier could use a specially crafted script to break out of the isolated environment and execute arbitrary code on the host system.
References
- https://ics-cert.kaspersky.com/advisories/2026/08/11/trueconf-server-breakout-from-isolate
- https://securelist.com/tr/head-mare-targets-trueconf-server-with-phantomcore/120988/
This critical severity vulnerability with a CVSS score of 9.5 was published on 2026-08-19 via NVD.
Risk Timeline
CVE Disclosed2026-08-19 · 0 days ago
Remediation Resources
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