CVE-2025-64717
Medium · 6.5ZITADEL is vulnerable to Account Takeover with deactivated Instance IdP
CVSS
6.5
EPSS
0.5%
Published
Nov 14, 2025
CISA due date
—
The record
A vulnerability in ZITADEL's federation process allowed auto-linking users from external identity providers to existing users in ZITADEL even if the corresponding IdP was not active or if the organization did not allow federated authentication.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Go | github.com/zitadel/zitadel | 1.80.0-v2.20.0.20240403060621-5b3946b67ef6 | 1.80.0-v2.20.0.20251112124840-33c51deb2040 |
| Go | github.com/zitadel/zitadel | 2.50.0 | 2.71.19 |
| Go | github.com/zitadel/zitadel | 3.0.0-rc.1 | 3.4.4 |
| Go | github.com/zitadel/zitadel | 4.0.0-rc.1 | 4.6.6 |
| go | github.com/zitadel/zitadel | 2.50.0 | 2.71.19 |
| go | github.com/zitadel/zitadel | 3.0.0-rc.1 | 3.4.4 |
| go | github.com/zitadel/zitadel | 4.0.0-rc.1 | 4.6.6 |
Related vulnerabilities
- GO-2025-4124 ZITADEL is vulnerable to Account Takeover with deactivated Instance IdP in… Same vulnerability
- CVE-2026-29067 ZITADEL is an open source identity management platform. Also affects github.com/zitadel/zitadel
- GHSA-282g-fhmx-xf54 ZITADEL Users Can Self-Verify Email/Phone via UpdateHumanUser API Also affects github.com/zitadel/zitadel
- GHSA-6mq3-xmgp-pjm5 ZITADEL's truncated opaque tokens are still valid Also affects github.com/zitadel/zitadel
- CVE-2026-27840 ZITADEL is an open source identity management platform. Also affects github.com/zitadel/zitadel
- CVE-2026-27946 ZITADEL is an open source identity management platform. Also affects github.com/zitadel/zitadel
- GO-2026-4319 Zitadel has a user enumeration vulnerability in Login UIs in github.com/zitadel/zitadel Also affects github.com/zitadel/zitadel
- CVE-2026-23511 Zitadel has a user enumeration vulnerability in Login UIs Also affects github.com/zitadel/zitadel