---
title: "CVE-2026-102143: Appliance - Unrestricted File Upload"
description: "An appliance contains an unrestricted file upload caused by an administrative upload handler lacking proper authentication, letting unauthenticated attackers write files to the filesystem, exploit requires no authentication."
url: https://panop.io/threat-heartbeat/CVE-2026-102143/
---

# CVE-2026-102143 Appliance - Unrestricted File Upload

An appliance contains an unrestricted file upload caused by an administrative upload handler lacking proper authentication, letting unauthenticated attackers write files to the filesystem, exploit requires no authentication.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.32% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-102143)

## Details

Type

Unrestricted File Upload

Impact

File System Write

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Published

30 September 2026

Updated

15 October 2026

Weakness

[CWE-306](https://cwe.mitre.org/data/definitions/306.html)

## Vendor fix

Update to the latest version with proper authentication checks on upload handlers.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-102143](https://nvd.nist.gov/vuln/detail/CVE-2026-102143)
- [https://github.com/kiteworks/security-advisories/security/advisories/GHSA-3p9g-jh62-8f89](https://github.com/kiteworks/security-advisories/security/advisories/GHSA-3p9g-jh62-8f89)
- [https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf\_files/VA/white/2026/va-26-274-01.json](https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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