IM
IronMonkey Threat Research

CVE-2026-28766 CRITICAL

Published: 2026-04-03 | Last Modified: 2026-04-22 | Status: Analyzed

Description

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

CVSS Metrics

Base Score: 7.5 (HIGH)

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

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactNONE
Availability ImpactNONE

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 3.6

Base Score: 9.2 (CRITICAL)

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack VectorNETWORK
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredNONE
User InteractionNONE
Vulnerability ConfidentialityHIGH
Vulnerability IntegrityLOW
Vulnerability AvailabilityNONE
Subsequent ConfidentialityHIGH
Subsequent IntegrityLOW
Subsequent AvailabilityNONE

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Primary
en CWE-306

Affected Products

Vendor Product Version Update Type
mygardyn cloud_api * <built-in method update of dict object at 0x75d8269fd000> Application

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:mygardyn:cloud_api:*:*:*:*:*:*:*:*
Notification
Message here