CVE-2025-66823

An HTML Injection vulnerability in TrueConf server 5.5.2.10813 in the conference description field allows an attacker to inject arbitrary HTML in the Create/Edit conference functionality. The payload will be triggered when the victim opens the Conference Info page ([conference url]/info).

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66823/README.md	Exploit Third Party Advisory
https://trueconf.com	Product
https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66823/README.md	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:trueconf:server:5.5.2.10813:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-12-30 20:16

Updated : 2026-01-07 15:39

NVD link : CVE-2025-66823

Mitre link : CVE-2025-66823

CVE.ORG link : CVE-2025-66823

JSON object : View

Products Affected

trueconf

server

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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