Platform
other
Component
gardyn-cloud-api
Fixed in
2.12.2026
CVE-2026-32646 describes an authentication bypass vulnerability within the Gardyn Cloud API. This flaw allows an attacker to access administrative endpoints without proper authentication, enabling unauthorized device management. The vulnerability affects versions 0.0.0 through 2.12.2026 of the API, and a patch is available in version 2.12.2026.
The impact of CVE-2026-32646 is significant due to the potential for unauthorized control over Gardyn devices. An attacker exploiting this vulnerability could remotely manage devices, potentially altering settings, accessing sensitive data stored on the devices, or even disrupting their operation. This could lead to privacy breaches, operational disruptions, and potential physical harm if the devices are involved in critical processes. The lack of authentication effectively eliminates a key security barrier, making the API highly susceptible to malicious actors.
CVE-2026-32646 was publicly disclosed on 2026-04-03. No public proof-of-concept (PoC) code has been released at the time of writing, but the ease of exploitation due to the lack of authentication suggests a moderate probability of exploitation. It is not currently listed on the CISA KEV catalog. Active campaigns are not confirmed, but the vulnerability's simplicity makes it an attractive target for opportunistic attackers.
Exploit Status
EPSS
0.08% (24% percentile)
CISA SSVC
CVSS Vector
The primary mitigation for CVE-2026-32646 is to immediately upgrade the Gardyn Cloud API to version 2.12.2026 or later. If upgrading is not immediately feasible, consider implementing temporary workarounds such as restricting network access to the administrative endpoint using a firewall or Web Application Firewall (WAF). Specifically, block access from any IP address that is not explicitly authorized. Monitor API logs for unusual activity, particularly requests to the administrative endpoint originating from unexpected sources. After upgrading, confirm the vulnerability is resolved by attempting to access the administrative endpoint without authentication; access should be denied.
Update the Gardyn Cloud API to version 2.12.2026 or higher to mitigate the vulnerability. This update implements proper authentication for administrative functions, preventing unauthorized access to device management functions.
Vulnerability analysis and critical alerts directly to your inbox.
CVE-2026-32646 is a HIGH severity vulnerability affecting the Gardyn Cloud API, allowing unauthorized access to administrative functions due to a lack of authentication.
If you are using Gardyn Cloud API versions 0.0.0 through 2.12.2026, you are potentially affected by this vulnerability. Upgrade immediately.
Upgrade to version 2.12.2026 or later. As a temporary workaround, restrict network access to the administrative endpoint.
While no active exploitation has been confirmed, the vulnerability's simplicity makes it a potential target for attackers.
Refer to the official Gardyn security advisory for detailed information and updates regarding CVE-2026-32646.
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