CVE-2026-28766
Unauthenticated endpoint exposes all Gardyn user accounts.
Is CVE-2026-28766 being exploited?
Not confirmed. CVE-2026-28766 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.44% probability of exploitation in the next 30 days.
How severe is CVE-2026-28766?
CVE-2026-28766 is rated Critical with a CVSS score of 9.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-28766?
Yes. A fix has been recorded for CVE-2026-28766. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-28766 affect?
CVE-2026-28766 affects Gardyn platform API, Gardyn web app, Gardyn mobile apps. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-28766?
Enforce auth on the endpoint, add access checks, audit and monitor.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated disclosure of all registered Gardyn user data via an endpoint; privacy risk and potential account misuse.
Immediate action required
- affected< 2.12.2026
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.