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Keycloak affected by improper invitation token validation

🗓️ 09 Feb 2026 21:31:03Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 6 Views

Keycloak flaw lets attackers modify invitation token payload to join unauthorized organizations without signature verification.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
GithubExploit
Exploit for CVE-2026-1529
10 Feb 202614:31
githubexploit
GithubExploit
Exploit for CVE-2026-1529
11 Feb 202606:24
githubexploit
ATTACKERKB
CVE-2026-1529
9 Feb 202618:36
attackerkb
Circl
CVE-2026-1529
9 Feb 202620:25
circl
CNNVD
Keycloak 安全漏洞
9 Feb 202600:00
cnnvd
CVE
CVE-2026-1529
9 Feb 202618:36
cve
Cvelist
CVE-2026-1529 Org.keycloak.services.resources.organizations: keycloak: unauthorized organization registration via improper invitation token validation
9 Feb 202618:36
cvelist
Tenable Nessus
Keycloak < 26.5.3 Multiple Vulnerabilities
11 Feb 202600:00
nessus
NVD
CVE-2026-1529
9 Feb 202620:15
nvd
OSV
GHSA-HCVW-475W-8G7P Keycloak affected by improper invitation token validation
9 Feb 202621:31
osv
Rows per page
Vulners
Node
org.keycloakkeycloak-servicesRange26.3.026.4.9maven
OROR
org.keycloakkeycloak-servicesRange26.5.026.5.3maven

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13 Feb 2026 20:32Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.18.1
EPSS0.00013
SSVC
6