CVE-2026-55672

Summary

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's OAuth2 and OIDC CodeExchange, RefreshToken, and device token flows fail to verify that the requesting client matches the client that initiated the authorization flow, allowing intercepted grants or refresh tokens to be exchanged under a different client. This issue is fixed in versions 3.4.12 and 4.15.2.

Affected Software

VendorProductVersion RangeStatus
zitadelzitadel>= 4.0.0-rc.1, < 4.15.2affected
zitadelzitadel< 3.4.12affected

Weaknesses

  • CWE-287: CWE-287: Improper Authentication
  • CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References