High severity8.7NVD Advisory· Published Dec 30, 2025· Updated Aug 20, 2026
CVE-2025-66824
CVE-2025-66824
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.
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Affected products
3- TrueConf/Serverdescription
Patches
Vulnerability mechanics
References
2- github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66824/README.mdnvdExploitThird Party Advisory
- trueconf.comnvdProduct
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