CVE-2025-66824

HighCVSS 8.7/10Last modified Aug 20, 2026

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.

Metrics

CVSS 3.1 8.7/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66824/README.mdExploit, Third Party Advisory
https://trueconf.comProduct
https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66824/README.mdExploit, Third Party Advisory

Timeline

Published: Dec 30, 2025
Last modified: Aug 20, 2026
NVD status: Analyzed

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