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CVE-2026-27946
February 26, 2026
ZITADEL is an open source identity management platform. Prior to versions 4.11.1 and 3.4.7, a vulnerability in Zitadel's self-management capability allowed users to mark their email and phone as verified without going through an actual verification process. The patch in versions 4.11.1 and 3.4.7 resolves the issue by requiring the correct permission in case the verification flag is provided and only allows self-management of the email address and/or phone number itself. If an upgrade is not possible, an action (v2) could be used to prevent setting the verification flag on the own user.
Affected Packages
https://github.com/zitadel/zitadel.git (GITHUB):
Affected version(s) >=v3.0.0 <v3.4.7
Fix Suggestion:
Update to version v3.4.7
https://github.com/zitadel/zitadel.git (GITHUB):
Affected version(s) >=v4.0.0 <v4.11.1
Fix Suggestion:
Update to version v4.11.1
github.com/zitadel/zitadel (GO):
Affected version(s) >=v2.43.0 <v3.4.7
Fix Suggestion:
Update to version v3.4.7
github.com/zitadel/zitadel (GO):
Affected version(s) >=v4.0.0 <v4.11.1
Fix Suggestion:
Update to version v4.11.1
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CVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Missing Authorization
EPSS
Base Score:
0.03