CVE-2026-28766

CRITICAL

Gardyn Cloud API Missing Authentication for Critical Function

Title source: cna

Description

A specific endpoint exposes all user account information for registered Gardyn users without requiring authentication.

Exploits (2)

nomisec WRITEUP 1 stars
by MichaelAdamGroberman · poc
https://github.com/MichaelAdamGroberman/ICSA-26-055-03
nomisec WRITEUP 1 stars
by MichaelAdamGroberman · poc
https://github.com/MichaelAdamGroberman/CVE-2026-28766

Scores

CVSS v3 9.3
EPSS 0.0008
EPSS Percentile 23.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N

Details

CWE
CWE-306
Status published
Products (2)
Gardyn/Cloud API < 2.12.2026
mygardyn/cloud_api < 2.12.2026
Published Apr 03, 2026
Tracked Since Apr 04, 2026