8.1

CVE-2026-1529

Org.keycloak.services.resources.organizations: keycloak: unauthorized organization registration via improper invitation token validation

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerRed Hat
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Produkt Red Hat build of Keycloak 26.2
Default Statusaffected
Version 26.2.13-1
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.2
Default Statusaffected
Version 26.2-15
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.2
Default Statusaffected
Version 26.2-15
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.2.13
Default Statusunaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.4
Default Statusaffected
Version 26.4.9-1
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.4
Default Statusaffected
Version 26.4-11
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.4
Default Statusaffected
Version 26.4-10
Version < *
Status unaffected
HerstellerRed Hat
≫
Produkt Red Hat build of Keycloak 26.4.9
Default Statusunaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.01% 0.019
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secalert@redhat.com 8.1 2.8 5.2
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CWE-347 Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.