Home › Exploited CVEs › CVE-2026-72529

CVE-2026-72529: TrueConf Server Missing Authentication for Critical Function Vulnerability

TrueConf Server · in CISA KEV since 2026-08-20

2026-08-20added to KEV

2026-08-23federal remediation due date

1.55%EPSS exploit probability (30 days) 74.1th percentile

9.3 CRITICALCVSS 4.0

Unknownknown ransomware use

1days from NVD publication to KEV

What it is

TrueConf Server contains a missing authentication for critical function vulnerability which could allow a remote unauthorized attacker with network access via port 4307/TCP to execute an arbitrary script.

Required action (CISA)

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.

CWE	CWE-306
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`
NVD published	2026-08-19 (Analyzed)

Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2026-72529.json · all KEV CVEs

Kevscope: daily CISA KEV + EPSS datasetThe whole KEV catalog joined with daily EPSS and CVSS scores as CSV/Parquet, refreshed daily. Free to download.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.