What’s Vulnerable › Vulnerabilities

CVE-2025-66834

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-30 · updated 2026-08-20
• Weakness: CWE-1236

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.

Affected products

• Trueconf Server: 5.5.2.10813

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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