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Vulnerability record · CVE-2026-25197 · published 3 April 2026

CVE-2026-25197: Mygardyn cloud api insecure direct object reference vulnerability

Mygardyn · Cloud Api

A specific endpoint allows authenticated users to pivot to other user profiles by modifying the id number in the API call.

9.3 CVSS 4.0 Critical EPSS 0.30% · top 80.1% CWE-639 · Insecure direct object reference
9.3CVSS 4.0 base score
0.30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
24 Jul 2026Last modified by NVD

Description

A specific endpoint allows authenticated users to pivot to other user profiles by modifying the id number in the API call.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-055-03.json Third Party Advisory
https://mygardyn.com/security/ Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-26-055-03 Third Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.2CVE-2026-28766Mygardyn cloud api missing authentication for critical function vulnerabilityA specific endpoint exposes all user account information for registered Gardyn users without requiring authentication.EPSS 0.60%8.7CVE-2026-32646Mygardyn cloud api missing authentication for critical function vulnerabilityA specific administrative endpoint is accessible without proper authentication, exposing device management functions.EPSS 0.68%6.9CVE-2026-32662Mygardyn cloud api vulnerabilityDevelopment and test API endpoints are present that mirror production functionality.EPSS 0.44%6.9CVE-2026-28767Mygardyn cloud api missing authentication for critical function vulnerabilityA specific administrative endpoint notifications is accessible without proper authentication.EPSS 0.53%8.4CVE-2026-55255Langflow IDOR in responses endpoint allows cross-user flow executionLangflow before 1.9.1 has an insecure direct object reference in the /api/v1/responses endpoint. An authenticated attacker can supply another user's …KEVEPSS 0.89%analysed

Source: NIST National Vulnerability Database (record CVE-2026-25197), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.