CVE-2026-72530

TrueConf · Published August 19, 2026

9.0

CVSS v3.1

CRITICAL

CISA KEV — Federal agencies must patch by deadline

Actively exploited in the wild

Patch availableGet patch

Description

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.

Affected Products

Trueconf Server < 5.3.9.10013
Trueconf Server < 5.3.9.10015
Trueconf Server < 5.4.9.10072
Trueconf Server < 5.4.9.10019

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H