Description
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.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66834/README.md
Product
https://trueconf.com
Scores
CVSS v3
7.3
EPSS
0.0026
EPSS Percentile
17.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-1236
Status
published
Products (1)
trueconf/server
5.5.2.10813
Published
Dec 30, 2025
Tracked Since
Feb 18, 2026