Vulnerability Intelligence Report
CVE-2025-66834
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.
No Active Exploit Signals
CVSS Base Score
7.3
HIGH
Exploitability:2.1
Impact Score:5.2
EPSS Probability:0.26%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-1236 ↗CWE-1236 Improper Neutralization of Formula Elements in a CSV File
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| trueconf | server | 5.5.2.10813 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.261%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2025-12-08T00:00:00 |
| Published | 2025-12-30T00:00:00 |
| Last Updated | 2026-01-02T15:10:39 |
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