CVE-2026-102143

Kiteworks Email Protection Gateway Unrestricted Upload of File with Dangerous Type

State
Published
Severity
7.5 High
Published
Sep 30, 2026
Updated
Oct 1, 2026
Reserved
Sep 28, 2026

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Description

An unauthenticated attacker could cause a file with attacker-controlled content to be written to the appliance filesystem through an administrative upload handler that did not properly authenticate the request. This did not by itself result in code execution, which would require a separate vulnerability to place the file in an executable location.

Scores

CVSSScoreVectorSource
3.17.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:Ncisa-cg

Weaknesses

  • CWE-306 Missing Authentication for Critical Function
  • CWE-434 Unrestricted Upload of File with Dangerous Type

Affected Products

ProductVersions
Email Protection GatewayKiteworks
  • before 9.5.1Affected
  • 9.5.1Not affected

References

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