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TI-2026-22963 Aliases CVE-2026-28767GHSA-v4x2-mqq5-6xqv

Gardyn Cloud API Missing Authentication for Critical Function

Priority LOW 37CWE-306Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.

Summary

A specific administrative endpoint notifications is accessible without proper authentication.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00391 33rd percentileScored 2026-11-07
Fix Fixed Cloud API (Gardyn): 2.12.2026

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GardynCloud APIbefore 2.12.20262.12.2026Patch availableCNA
  • Cloud API VendorGardyn Affected before 2.12.2026 Fixed in 2.12.2026 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:mygardyn:cloud_api:*:*:*:*:*:*:*:*before 2.12.2026VulnerableGardyn
  • cpe:2.3:a:mygardyn:cloud_api:*:*:*:*:*:*:*:* Versions before 2.12.2026 Vulnerable ·Gardyn

Remediation

  • Fix · CNA Cloud API (Gardyn) Fixed in 2.12.2026

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Gardyn Cloud API 2.12.2026

    6 records Highest priority Priority MEDIUM 4 MEDIUM, 2 LOW

    Other records, highest priority first

    • TI-2026-20353 Gardyn Cloud API Authorization Bypass Through User-Controlled KeyPriority MEDIUM 48
    • TI-2026-22962 Gardyn Cloud API Missing Authentication for Critical FunctionPriority MEDIUM 46
    • TI-2026-25154 Gardyn Cloud API Missing Authentication for Critical FunctionPriority MEDIUM 44
    Show all 6 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-28767
  2. 2026-10-03 Alias added: GHSA-v4x2-mqq5-6xqv

References

Advisory 3

  • TI-2026-20353 Gardyn Cloud API Authorization Bypass Through User-Controlled Key CVSS 4.0CRITICAL 9.3
  • TI-2026-22962 Gardyn Cloud API Missing Authentication for Critical Function CVSS 4.0CRITICAL 9.2
  • TI-2026-25154 Gardyn Cloud API Missing Authentication for Critical Function CVSS 4.0HIGH 8.7
  • TI-2026-25164 Gardyn Cloud API Active Debug Code CVSS 4.0MEDIUM 6.9

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences