AEGLIX vulnerability intelligence
CVE-2026-72529
CRITICAL · CVSS 9.3 · Analyzed
Published: 2026-08-19 · Updated: 2026-08-21 · Source: NVD
Vulnerability overview
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 execute an arbitrary script by calling an undocumented function.
Severity and scoring
- CVSS score
- 9.3 · CRITICAL
- CVSS version
- 4.0
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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
- CWE-306
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- TrueConf · Server
- Added to catalog
- 2026-08-20
- Required action
- 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.
- CISA remediation due date
- 2026-08-23
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:windows:*:*
Before (exclusive): 5.3.9.10013
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:linux_kernel:*:*
Before (exclusive): 5.3.9.10015
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:windows:*:*
From (inclusive): 5.4.0.12689
Before (exclusive): 5.4.9.10072
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:linux_kernel:*:*
From (inclusive): 5.4.0.12700
Before (exclusive): 5.4.9.10019
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:windows:*:*
From (inclusive): 5.5.0.13826
Before (exclusive): 5.5.5.10010
cpe:2.3:a:trueconf:trueconf_server:*:*:*:*:*:linux_kernel:*:*
From (inclusive): 5.5.0.13828
Before (exclusive): 5.5.5.10009
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://ics-cert.kaspersky.com/advisories/2026/08/11/trueconf-server-missing-authentication-for-critical-function/
Third Party Advisory
- https://securelist.com/tr/head-mare-targets-trueconf-server-with-phantomcore/120988/
Exploit · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-72529
US Government Resource