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Improper Neutralization of Formula Elements in a CSV File

CVE-2025-66834

High
7.3/10

Summary

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.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • REQUIRED
  • LOW
  • HIGH
  • NONE

CWE-1236 - Improper Neutralization of Formula Elements in a CSV File

The software saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by spreadsheet software.

References

Advisory Timeline

  • Published