CVE-2026-72530
critical · 9.5Actively exploitedOn the CISA Known Exploited Vulnerabilities catalog
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
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.
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weaknesses
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| trueconf | trueconf_server | < 5.3.9.10013 |
| trueconf | trueconf_server | < 5.3.9.10015 |
| trueconf | trueconf_server | >= 5.4.0.12689, < 5.4.9.10072 |
| trueconf | trueconf_server | >= 5.4.0.12700, < 5.4.9.10019 |
| trueconf | trueconf_server | >= 5.5.0.13826, < 5.5.5.10010 |
| trueconf | trueconf_server | >= 5.5.0.13828, < 5.5.5.10009 |
Check a specific version with /api/v1/cve/match.
References
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-72530