Is CVE-2026-28766 actively exploited?

No active exploitation of CVE-2026-28766 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-28766 be exploited remotely?

Yes. CVE-2026-28766 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-28766?

CVE-2026-28766 has a CVSS score of 9.3 (CRITICAL).

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CRITICAL

CVE-2026-28766

CWE-306Published: April 3, 2026· Updated: Apr 7, 2026

9.3

CVSS v3.1

EPSS:0.07%probability of exploitation in 30 daysPercentile:20.7th

Official Description

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

NVD Source

Technical Analysis

CVE-2026-28766 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 9.3.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.