CVE-2025-66834

CVSS 7.3 HIGHEPSS 0.3%CWE-1236

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A CSV Formula Injection vulnerability in TrueConf Server v5.5.2.10813 allows a normal user to inject malicious spreadsheet formulas into exported chat logs via crafted Display Name.

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

Affected products

n/a · n/a

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References

https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66834/README.md https://trueconf.com