CVE-2025-66834

7.3 highEPSS 0.3%

High (7.3) in trueconf trueconf server. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.3 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-1236
Published: 2025-12-30
Modified: 2026-08-20
Record from: the NVD, synced 2026-10-19

Affected

trueconf:trueconf_server

References

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

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