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High 8.1
ZITADEL: Account Takeover Due to Improper Instance Validation in V2 Login
ZITADEL is an open source identity management platform. From version 4.0.0-rc.1 to 4.7.0, a potential vulnerability exists in ZITADEL's password reset mechanism in login V2. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming requests to c…
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High 8.2
ZITADEL: Bypassing Zitadel Login Behavior and Security Policy in Login V2
ZITADEL is an open source identity management platform. From version 4.0.0 to 4.12.0, a vulnerability in Zitadel's login V2 UI allowed users to bypass login behavior and security policies and self-register new accounts or sign in using password even if corres…
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High 7.7
ZITADEL: Stored XSS via Default URI Redirect Leads to Account Takeover
ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via Default URI Redirect. This issue has been patched in version 4.12…
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High 8.0
ZITADEL Vulnerable to Account Takeover via DOM-Based XSS in Zitadel V2 Login
ZITADEL is an open-source identity infrastructure tool. Versions 4.0.0-rc.1 through 4.7.0 are vulnerable to DOM-Based XSS through the Zitadel V2 logout endpoint. The /logout endpoint insecurely routes to a value that is supplied in the post_logout_redirect GE…
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High 8.7
Zitadel Bypass Second Authentication Factor
Starting from 2.53.6, 2.54.3, and 2.55.0, Zitadel only required multi factor authentication in case the login policy has either enabled requireMFA or requireMFAForLocalUsers. If a user has set up MFA without this requirement, Zitadel would consider single fac…
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High 7.7
Zitadel allows brute-forcing authentication factors
Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, an attacker can perform an online brute-force attack on OTP, TOTP, and passwords. While Zitadel allows preventing online brute force attacks in scenarios like TOTP, E…
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High 8.1
ZITADEL Vulnerable to Account Takeover via Malicious Forwarded Header Injection
Zitadel is open-source identity infrastructure software. Prior to 4.6.0, 3.4.3, and 2.71.18, a potential vulnerability exists in ZITADEL's password reset mechanism. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming requests to construct …
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High 8.1
ZITADEL Allows Account Takeover via Malicious X-Forwarded-Proto Header Injection
Zitadel is open-source identity infrastructure software. Prior to versions 2.70.12, 2.71.10, and 3.2.2, a potential vulnerability exists in the password reset mechanism. ZITADEL utilizes the Forwarded or X-Forwarded-Host header from incoming requests to const…
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High 7.3
User Grant Deactivation not Working in Zitadel
Zitadel is an open source identity management platform. ZITADEL's user grants deactivation mechanism did not work correctly. Deactivated user grants were still provided in token, which could lead to unauthorized access to applications and resources. Additiona…
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High 8.1
Service Users Deactivation not Working in Zitadel
Zitadel is an open source identity management platform. ZITADEL's user account deactivation mechanism did not work correctly with service accounts. Deactivated service accounts retained the ability to request tokens, which could lead to unauthorized access to…