CVE-2026-54693: Zitadel

High severity, CVSS 8.2. EPSS: 0.6% chance of exploitation in the next 30 days.

ZITADEL is an open source identity management platform. From 2.43.0 through 2.71.19, from 3.0.0 until 3.4.11, and from 4.0.0 until 4.15.1, the email and phone self-management API paths in internal/command/user_v2_email.go, internal/command/user_v2_phone.go, and internal/command/user_v2_human.go allowed users to request returned verification codes without the required permission, allowing users to claim ownership of email addresses or phone numbers they do not control and bypass email-based or phone-based security policies. This issue is fixed in versions 3.4.11 and 4.15.1.

Affected products

• Zitadel Zitadel: from 2.43.0, up to and including 2.71.19; from 3.0.0-rc.1, before 3.4.11 (fixed in 3.4.11); from 4.0.0-rc.1, before 4.15.1 (fixed in 4.15.1)

Published 2026-07-29. Last modified 2026-07-30.