Description

A flaw was found in Keycloak. An attacker can exploit this vulnerability by modifying the organization ID and target email within a legitimate invitation token's JSON Web Token (JWT) payload. This lack of cryptographic signature verification allows the attacker to successfully self-register into an unauthorized organization, leading to unauthorized access.

INFO

Published Date :

2026-02-09T18:36:15.077Z

Last Modified :

2026-02-16T21:45:35.169Z

Source :

redhat
AFFECTED PRODUCTS

The following products are affected by CVE-2026-1529 vulnerability.

Vendors Products
Redhat
  • Build Keycloak
  • Build Of Keycloak
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-1529.

URL Resource
https://access.redhat.com/errata/RHSA-2026:2363 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:2364 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:2365 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2026:2366 cve-icon cve-icon
https://access.redhat.com/security/cve/CVE-2026-1529 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=2433783 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-1529 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-1529 cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact