EUVD-2026-41466
GHSA-9qxq-9wpj-4f86
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/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
Network-reachable admin panel with no attacker privileges required, but admin user interaction mandatory; limited confidentiality and integrity impact, no availability or scope-change effect.
Primary rating from Vendor (icscert).
CVSS VectorVendor: icscert
Lifecycle Timeline
4DescriptionCVE.org
The admin panel lacks standard security headers, enabling clickjacking and cross-site scripting attacks.
AnalysisAI
Missing HTTP security headers in the Gardyn admin panel expose Gardyn Home Firmware, Gardyn Studio Firmware, and Gardyn Cloud API to clickjacking and cross-site scripting attacks against authenticated administrators. The absence of directives such as X-Frame-Options, Content-Security-Policy frame-ancestors, and script-source restrictions allows an attacker to embed the admin panel in a malicious iframe or inject client-side scripts into the admin session context. Reported by ICS-CERT under advisory ICSA-26-183-03, no public exploit or active exploitation has been confirmed at time of analysis.
Technical ContextAI
CWE-644 - Improper Neutralization of HTTP Headers for Scripting Syntax - describes the root cause: the server fails to emit HTTP response headers that instruct browsers to reject framing (X-Frame-Options or CSP frame-ancestors) and restrict script execution sources (Content-Security-Policy script-src). The CPE strings cpe:2.3:a:gardyn:gardyn_home_firmware:*:*:*:*:*:*:*:*, cpe:2.3:a:gardyn:gardyn_studio_firmware:*:*:*:*:*:*:*:*, and cpe:2.3:a:gardyn:gardyn_cloud_api:*:*:*:*:*:*:*:* identify three components of Gardyn's smart indoor hydroponic garden platform - the physical device firmware variants and their supporting cloud API backend. The wildcard version field across all three CPEs indicates no specific safe version has been identified; the entire product line as currently known is considered affected. The ICS-CERT reporting context is significant: even consumer-facing IoT garden systems are now subject to OT/ICS security scrutiny given their networked nature.
RemediationAI
No specific patched version is confirmed from available data - all CPE entries use wildcard versioning. Administrators should consult the vendor advisory at https://mygardyn.com/security/ and monitor CISA advisory ICSA-26-183-03 (https://www.cisa.gov/news-events/ics-advisories/icsa-26-183-03) for firmware update guidance. As immediate compensating controls: restrict admin panel access to isolated management networks or VPN-only access, eliminating the attacker's ability to host a co-browseable malicious page alongside the panel; configure a reverse proxy (nginx, Caddy) in front of the admin interface to inject X-Frame-Options: DENY and a restrictive Content-Security-Policy header - this can be done without firmware changes and directly neutralizes both clickjacking and the XSS header gap. Train admin users to avoid clicking links from untrusted sources while logged into the Gardyn admin console. Note that proxy-layer header injection does not address any underlying XSS input-handling flaws if they exist beyond the header omission.
More in Gardyn Home Firmware
View allShare
External POC / Exploit Code
Leaving vuln.today