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High 8.7Published Dec 30, 2025

CVE-2025-66824A 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.

Updated under an hour ago ()

Does this affect you?

It affects trueconf_server. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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
8.7 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Aug 20, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
trueconf trueconf_server
trueconf:trueconf_server
5.5.2.10813
NVD

References

  • exploit, third-party-advisory
  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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