CVE-2025-66834 (GCVE-0-2025-66834)

Vulnerability from cvelistv5 – Published: 2025-12-30 00:00 – Updated: 2025-12-30 18:34
VLAI?
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.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

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      "affected": [
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      "providerMetadata": {
        "dateUpdated": "2025-12-30T18:34:56.946Z",
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      "references": [
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          "url": "https://trueconf.com"
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    "cveId": "CVE-2025-66834",
    "datePublished": "2025-12-30T00:00:00.000Z",
    "dateReserved": "2025-12-08T00:00:00.000Z",
    "dateUpdated": "2025-12-30T18:34:56.946Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.