Vendor
zitadel
78 known vulnerabilities.
Products
78 results · Feed
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Low 2.1
ZITADEL has potential SSRF via Actions
ZITADEL is an open source identity management platform. Zitadel Action V2 (introduced as early preview in 2.59.0, beta in 3.0.0 and GA in 4.0.0) is a webhook based approach to allow developers act on API request to Zitadel and customize flows such the issue o…
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Medium 4.3
ZITADEL's truncated opaque tokens are still valid
ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryptio…
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Medium 5.3
ZITADEL has a user enumeration vulnerability in Login UIs
ZITADEL is an open source identity management platform. Prior to 4.9.1 and 3.4.6, a user enumeration vulnerability has been discovered in Zitadel's login interfaces. An unauthenticated attacker can exploit this flaw to confirm the existence of valid user acco…
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Medium 5.3
Zitadel Discloses the Total Number of Instance Users
ZITADEL is an open-source identity infrastructure tool. Versions 2.44.0 through 3.4.4 and 4.0.0-rc.1 through 4.7.1 disclose the total number of instance users to authenticated users, regardless of their specific permissions. While this does not leak individua…
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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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Critical 9.3CVE-2025-67494 Public exploit
ZITADEL Vulnerable to Unauthenticated Full-Read SSRF via V2 Login
ZITADEL is an open-source identity infrastructure tool. Versions 4.7.0 and below are vulnerable to an unauthenticated, full-read SSRF vulnerability. The ZITADEL Login UI (V2) treats the x-zitadel-forward-host header as a trusted fallback for all deployments, …
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High 7.4
ZITADEL vulnerable to Account Takeover with deactivated Instance IdP
ZITADEL is an open source identity management platform. Starting in version 2.50.0 and prior to versions 2.71.19, 3.4.4, and 4.6.6, a vulnerability in ZITADEL's federation process allowed auto-linking users from external identity providers to existing users i…
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High 8.7
IDOR Vulnerabilities in ZITADEL's Organization API allows Cross-Tenant Data Tempering
Zitadel is an open source identity management platform. Versions 4.0.0-rc.1 through 4.6.2 are vulnerable to secure Direct Object Reference (IDOR) attacks through its V2Beta API, allowing authenticated users with specific administrator roles within one organiz…
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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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Medium 5.3
ZITADEL user enumeration vulnerability in login UI
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. Versions 4.0.0 to 4.0.2, 3.0.0 to 3.3.6, and all versions prior to 2.71.15 are vulnerable to a username enumeration issue in the login interf…
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High 7.7
ZITADEL has broken authN and authZ in session API and resulting session tokens
ZITADEL is an open source identity management system. Starting in version 2.53.0 and prior to versions 4.0.0-rc.2, 3.3.2, 2.71.13, and 2.70.14, vulnerability in ZITADEL's session management API allows any authenticated user to update a session if they know it…
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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 8.0
ZITADEL Allows IdP Intent Token Reuse
The identity infrastructure software ZITADEL offers developers the ability to manage user sessions using the Session API. This API enables the use of IdPs for authentication, known as idp intents. Following a successful idp intent, the client receives an id a…
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Medium 5.3
Zitadel allows User Enumeration by loginname attribute normalization
Zitadel is open-source identity infrastructure software. ZITADEL administrators can enable a setting called "Ignoring unknown usernames" which helps mitigate attacks that try to guess/enumerate usernames. If enabled, ZITADEL will show the password prompt even…
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High 8.7
Zitadel Expired JWT Keys Usable for Authorization Grants
Zitadel is open-source identity infrastructure software. A vulnerability existed where expired keys can be used to retrieve tokens. Specifically, ZITADEL fails to properly check the expiration date of the JWT key when used for Authorization Grants. This allow…
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Critical 9.0
IDOR Vulnerabilities in ZITADEL's Admin API that Primarily Impact LDAP Configurations
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. ZITADEL's Admin API contains Insecure Direct Object Reference (IDOR) vulnerabilities that allow authenticated users, without specific IAM rol…
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High 7.5CVE-2024-49757 Scanner template
Zitadel User Registration Bypass Vulnerability
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. Due to a missing security check in versions prior to 2.64.0, 2.63.5, 2.62.7, 2.61.4, 2.60.4, 2.59.5, and 2.58.7, disabling the "User Registra…
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Medium 5.9
Denied Host Validation Bypass in Zitadel Actions
Zitadel is open-source identity infrastructure software. Versions prior to 2.64.1, 2.63.6, 2.62.8, 2.61.4, 2.60.4, 2.59.5, and 2.58.7 have a flaw in the URL validation mechanism of Zitadel actions allows bypassing restrictions intended to block requests to lo…
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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…
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Medium 4.3
Unauthorized Access After Organization or Project Deactivation in Zitadel
Zitadel is an open source identity management platform. In Zitadel, even after an organization is deactivated, associated projects, respectively their applications remain active. Users across other organizations can still log in and access through these appli…
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Medium 4.3
Zitadel improperly sanitizes HTML in emails and Console UI
Zitadel is an open source identity management system. ZITADEL uses HTML for emails and renders certain information such as usernames dynamically. That information can be entered by users or administrators. Due to a missing output sanitization, these emails co…
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Medium 5.3
Zitadel has an "Ignoring unknown usernames" vulnerability
Zitadel is an open source identity management system. ZITADEL administrators can enable a setting called "Ignoring unknown usernames" which helps mitigate attacks that try to guess/enumerate usernames. If enabled, ZITADEL will show the password prompt even if…
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Medium 5.7
ZITADEL Vulnerable to Session Information Leakage
ZITADEL is an open-source identity infrastructure tool. ZITADEL provides users the ability to list all user sessions of the current user agent (browser). Starting in version 2.53.0 and prior to versions 2.53.8, 2.54.5, and 2.55.1, due to a missing check, user…
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Medium 5.3
Zitadel exposes internal database user name and host information
Zitadel is an open source identity management system. In case ZITADEL could not connect to the database, connection information including db name, username and db host name could be returned to the user. This has been addressed in all supported release branch…
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Medium 6.5CVE-2024-32868 Public exploit
ZITADEL's Improper Lockout Mechanism Leads to MFA Bypass
ZITADEL provides users the possibility to use Time-based One-Time-Password (TOTP) and One-Time-Password (OTP) through SMS and Email. While ZITADEL already gives administrators the option to define a `Lockout Policy` with a maximum amount of failed password ch…
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Medium 6.1
ZITADEL's actions can overload reserved claims
ZITADEL, open source authentication management software, uses Go templates to render the login UI. Under certain circumstances an action could set reserved claims managed by ZITADEL. For example it would be possible to set the claim `urn:zitadel:iam:user:reso…
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High 8.7
ZITADEL Improper Content-Type Validation Leads to Account Takeover via Stored XSS + CSP Bypass
ZITADEL users can upload their own avatar image and various image types are allowed. Due to a missing check, an attacker could upload HTML and pretend it is an image to gain access to the victim's account in certain scenarios. A possible victim would need to …
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High 8.1
ZITADEL vulnerable to improper HTML sanitization
ZITADEL, open source authentication management software, uses Go templates to render the login UI. Due to a improper use of the `text/template` instead of the `html/template` package, the Login UI did not sanitize input parameters prior to versions 2.47.3, 2.…
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High 7.5
Account Takeover via Session Fixation in Zitadel [Bypassing MFA]
Zitadel is an open source identity management system. Zitadel uses a cookie to identify the user agent (browser) and its user sessions. Although the cookie was handled according to best practices, it was accessible on subdomains of the ZITADEL instance. An at…
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High 8.1
ZITADEL vulnerable account takeover via malicious host header injection
ZITADEL is an identity infrastructure system. ZITADEL uses the notification triggering requests Forwarded or X-Forwarded-Host header to build the button link sent in emails for confirming a password reset with the emailed code. If this header is overwritten a…
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High 7.3
ZITADEL race condition in lockout policy execution
ZITADEL provides identity infrastructure. ZITADEL provides administrators the possibility to define a `Lockout Policy` with a maximum amount of failed password check attempts. On every failed password check, the amount of failed checks is compared against the…
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High 8.7
XSS with User Avatar image in ZITADEL
ZITADEL is an identity infrastructure management system. ZITADEL users can upload their own avatar image using various image types including SVG. SVG can include scripts, such as javascript, which can be executed during rendering. Due to a missing security he…
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Medium 5.3
ZITADEL's password reset does not respect the "Ignoring unknown usernames" setting
ZITADEL provides identity infrastructure. In versions 2.37.2 and prior, ZITADEL administrators can enable a setting called "Ignoring unknown usernames" which helps mitigate attacks that try to guess/enumerate usernames. While this settings was properly workin…
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Medium 5.9
RefreshToken invalidation vulnerability
ZITADEL is a combination of Auth0 and Keycloak. RefreshTokens is an OAuth 2.0 feature that allows applications to retrieve new access tokens and refresh the user's session without the need for interacting with a UI. RefreshTokens were not invalidated when a u…
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High 8.7
Broken Authorization in ZITADEL Actions
ZITADEL combines the ease of Auth0 and the versatility of Keycloak.**Actions**, introduced in ZITADEL **1.42.0** on the API and **1.56.0** for Console, is a feature, where users with role.`ORG_OWNER` are able to create Javascript Code, which is invoked by the…