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CVE-2026-55726— Gardyn IoT Hub Exposure of Sensitive System Information to an Unauthorized Control Sphere

Quick assessment

Affected
Gardyn Gardyn Home Firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Gardyn Home Firmware是美国Gardyn公司的一个智能室内水培种植设备的固件。 Gardyn Home Firmware master.627之前版本、Gardyn Studio Firmware master.627之前版本和Gardyn Cloud API 2.12.2026之前版本存在信息泄露漏洞，该漏洞源于Azure Blob Storage容器未经验证即可公开列出，可能导致恶意用户访问设备日志文件。

CVSS 5.3 · Medium EPSS 0.47% · P38

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 3

VendorProduct Version RangeStatus
Gardyn Gardyn Cloud API < 2.12.2026 affected
Gardyn Gardyn Home Firmware < master.627 affected
Gardyn Gardyn Studio Firmware < master.627 affected
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I. Basic Information for CVE-2026-55726

Vulnerability Information
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Vulnerability Title
Gardyn IoT Hub Exposure of Sensitive System Information to an Unauthorized Control Sphere
Source: CVE Program / CVE List V5
Vulnerability Description
The Azure Blob Storage container used for Gardyn device logs is publicly listable without authentication. A malicious user would be able to access any device log file available in the blob storage container.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
Gardyn Home Firmware 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gardyn Home Firmware是美国Gardyn公司的一个智能室内水培种植设备的固件。 Gardyn Home Firmware master.627之前版本、Gardyn Studio Firmware master.627之前版本和Gardyn Cloud API 2.12.2026之前版本存在信息泄露漏洞，该漏洞源于Azure Blob Storage容器未经验证即可公开列出，可能导致恶意用户访问设备日志文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Gardyn Gardyn Home Firmware 0 ~ master.627 -
Gardyn Gardyn Studio Firmware 0 ~ master.627 -
Gardyn Gardyn Cloud API 0 ~ 2.12.2026 -

II. Public POCs for CVE-2026-55726

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III. Intelligence Information for CVE-2026-55726

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Vendor Advisories for CVE-2026-55726 (2)

Same Patch Batch · Gardyn · 2026-07-02 · 3 CVEs total

CVE-2026-13768 10.0 CRITICAL Gardyn IoT Hub Use of Hard-coded Credentials
CVE-2026-54477 5.4 MEDIUM Gardyn IoT Hub Improper Neutralization of HTTP Headers for Scripting Syntax

IV. Related Vulnerabilities

Same product: Gardyn Home Firmware
Same vendor: Gardyn
Same weakness: CWE-497

V. Comments for CVE-2026-55726

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