What is CVE-2026-28767?

CVE-2026-28767 is a medium-severity vulnerability in Gardyn Cloud Api, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-04-03.

How severe is CVE-2026-28767?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2026-28767 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Gardyn Cloud Api

CVE-2026-28767

A specific administrative endpoint notifications is accessible without proper authentication.

Vulnerability class: Broken Authentication

EPSS: 0.001 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gardyn Cloud Api — versions 0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

MichaelAdamGroberman/CVE-2026-28767

References

Frequently asked questions

What is CVE-2026-28767?: CVE-2026-28767 is a medium-severity vulnerability in Gardyn Cloud Api, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-04-03.
How severe is CVE-2026-28767?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2026-28767 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.