Is CVE-2025-66824 actively exploited?

CVE-2025-66824 has no public evidence of in-the-wild exploitation as of 2026-01-07.

What is the CVSS score for CVE-2025-66824?

CVE-2025-66824 has a CVSS score of 8.7 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.

How do I patch CVE-2025-66824?

Patch guidance is available from trueconf security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-66824.

Fix CVE-2025-66824 - HIGH trueconf server

Description

A Stored Cross-Site Scripting (XSS) vulnerability exists in the Meeting location field of the Create/Edit Conference functionality in TrueConf Server v5.5.2.10813. The injected payload is stored via the meeting_room parameter and executed when users visit the Conference Info page, allowing attackers to achieve full Account Takeover (ATO). This issue is caused by improper sanitization of user-supplied input in the meeting_room field.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Attack Vector: network
Complexity: low
Privileges: low
User Action: required
Scope: changed
Confidentiality: high
Integrity: high
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: TRUECONF
Published: 12/30/2025
Last Modified: 1/7/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-66824

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary