Zitadel up to 2.71.19/3.4.10/4.15.0 Email/Phone Self-Management API user_v2_human.go permission

Summaryinfo

A vulnerability was found in Zitadel up to 2.71.19/3.4.10/4.15.0. It has been declared as critical. This vulnerability affects unknown code of the file internal/command/user_v2_email.go/internal/command/user_v2_phone.go/internal/command/user_v2_human.go of the component Email/Phone Self-Management API. The manipulation results in permission. This vulnerability is reported as CVE-2026-54693. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Zitadel up to 2.71.19/3.4.10/4.15.0. Affected is some unknown processing of the file internal/command/user_v2_email.go/internal/command/user_v2_phone.go/internal/command/user_v2_human.go of the component Email/Phone Self-Management API. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-54693 since 06/16/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 3.4.11 or 4.15.1 eliminates this vulnerability.

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Productinfo

Name

• Zitadel

Version

• 2.71.0
• 2.71.1
• 2.71.2
• 2.71.3
• 2.71.4
• 2.71.5
• 2.71.6
• 2.71.7
• 2.71.8
• 2.71.9
• 2.71.10
• 2.71.11
• 2.71.12
• 2.71.13
• 2.71.14
• 2.71.15
• 2.71.16
• 2.71.17
• 2.71.18
• 2.71.19
• 3.4.0
• 3.4.1
• 3.4.2
• 3.4.3
• 3.4.4
• 3.4.5
• 3.4.6
• 3.4.7
• 3.4.8
• 3.4.9
• 3.4.10
• 4.0
• 4.1
• 4.2
• 4.3
• 4.4
• 4.5
• 4.6
• 4.7
• 4.8
• 4.9
• 4.10
• 4.11
• 4.12
• 4.13
• 4.14
• 4.15.0

Website

• Product: https://github.com/zitadel/zitadel/

CPE 2.3info

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CPE 2.2info

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