Vendor
goauthentik
45 known vulnerabilities.
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High 8.9
authentik: MFA Bypass via State Confusion / Parameter Injection in AuthenticatorEmailStage
authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, authentik email authenticator enrollment during an authentication or enrollment flow accepts a recipient address supplied in the setup request instead of using the addre…
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High 8.8CVE-2026-94609 Public exploit
authentik: Privilege Escalation to Superuser via Group Hierarchy
authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, an account with delegated permission to manage a group, group membership, or a user can grant superuser status to an account or assign an existing role to a group withou…
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High 8.1
authentik: Stored credentials are readable with view permission alone
authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, authentik API serializers return stored credentials when an account has view permission on an affected configuration, even when that account is not authorized to change …
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High 7.4
authentik: Authentication bypass via assertion confusion in SAML sources
authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, an authentik SAML Source verifies an assertion's signature and validity period but does not ensure that the identity provider issued the assertion for that Source or in …
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High 7.5
authentik: Denial of Service via Document Type Declarations in SAML Messages
authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, an unauthenticated attacker can submit a malformed SAML message to an authentik deployment using SAML in either the identity-provider or SAML source role. The message ca…
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High 8.8
authentik RAC: access any endpoint via an unrelated application
authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, the Remote Access Control endpoint list returns every configured endpoint to any authenticated user regardless of which applications the user may access, and the response includes …
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High 8.6
authentik: Authentication Flow Bypass via Unguarded challenge_valid() in AuthenticatorEndpointGDTCStage and GoogleChromeStageView
authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, the enterprise Google Chrome device-trust stages advance the flow without confirming that the out-of-band device attestation actually ran. Affected enterprise deployments place eit…
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High 8.8
authentik: `UserSourceConnection.user` and `GroupSourceConnection.group` are changeable through the API
authentik is an open-source identity provider. Prior to versions 2025.12.6, 2026.2.4, and 2026.5.1, an attacker with the ability to change a source connection, and an account in one of the configured sources can log into any account. This issue has been patch…
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High 8.5
authentik: XML Signature Wrapping in SAML Source ACS allows authentication as arbitrary federated user
authentik is an open-source identity provider. Prior to versions 2025.12.5, 2026.2.3, and 2026.5.1, authentik's SAML Source ACS endpoint is vulnerable to XML Signature Wrapping when validating upstream SAML responses. An attacker with any account at the upstr…
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High 8.1
authentik: Privilege Escalation via User PATCH: Superuser Group Assignment Bypasses enable_group_superuser
authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, the PATCH /api/v3/core/users/{pk}/ API allows a caller with change_user on a target user to assign arbitrary groups through UserSerializer, includ…
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High 7.1
authentik: Non-admin user can retrieve confidential OAuth client_secret via /api/v3/oauth2/access_tokens/
authentik is an open-source identity provider. In versions prior to 2025.12.5 and 2026.2.0-rc1 through 2026.2.2, authenticated non-admin users with at least one OAuth2 access token can retrieve the client_secret of confidential OAuth2 providers they have prev…
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High 8.7
authentik: SAML NameID XML Comment Injection Enables Authentication Bypass via Identifier Truncation
authentik is an open-source identity provider. Versions 2025.12.4 and prior, and versions 2026.2.0-rc1 through 2026.2.2 were vulnerable to Authentication Bypass through SAML NameID XML Comment Injection. Due to how authentik extracted the NameID value from a …
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High 8.8
authentik has a Signature Verification Bypass via SAML Assertion Wrapping
authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the …
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High 8.6
authentik has a forward authentication bypass with broken cookie
authentik is an open-source identity provider. Prior to 2025.10.4 and 2025.12.4, with a malformed cookie it was possible to bypass authentication when using forward authentication in the authentik Proxy Provider when used in conjunction with Traefik or Caddy …
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High 7.1
authentik has an insufficient check for account active status during OAuth/SAML authentication
authentik is an open-source Identity Provider that emphasizes flexibility and versatility, with support for a wide set of protocols. In versions 2025.4.4 and earlier, as well as versions 2025.6.0-rc1 through 2025.6.3, deactivated users who registered through …
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High 8.0
authentik's deletion of sessions did not revoke sessions when using database session storage
authentik is an open-source identity provider. Prior to versions 2024.12.4 and 2025.2.3, when authentik was configured to use the database for session storage (which is a non-default setting), deleting sessions via the Web Interface or the API would not revok…
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High 7.9
authentik has an insecure default configuration for OAuth2 Redirect URIs
authentik is an open-source identity provider. Redirect URIs in the OAuth2 provider in authentik are checked by RegEx comparison. When no Redirect URIs are configured in a provider, authentik will automatically use the first redirect_uri value received as an …
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High 7.5
authentik has Insufficient Authorization for several API endpoints
authentik is an open-source Identity Provider. Several API endpoints can be accessed by users without correct authentication/authorization. The main API endpoints affected by this are /api/v3/crypto/certificatekeypairs/<uuid>/view_certificate/, /api/v3/crypto…
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High 8.6
Insufficient access control for OAuth2 Device Code flow in authentik
authentik is an open-source Identity Provider. Access restrictions assigned to an application were not checked when using the OAuth2 Device code flow. This could potentially allow users without the correct authorization to get OAuth tokens for an application …
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High 8.8
Improper Access Control and Incorrect Authorization in github.com/goauthentik/authentik
authentik is an open-source Identity Provider that emphasizes flexibility and versatility. Authentik API-Access-Token mechanism can be exploited to gain admin user privileges. A successful exploit of the issue will result in a user gaining full admin access t…
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High 7.7
XSS in Authentik via JavaScript-URI as Redirect URI and form_post Response Mode
Authentik is an open-source Identity Provider. Authentik is a vulnerable to a reflected Cross-Site Scripting vulnerability via JavaScript-URIs in OpenID Connect flows with `response_mode=form_post`. This relatively user could use the described attacks to perf…
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High 7.5
OAuth2: PKCE can be fully circumvented
authentik is an open-source identity provider. When initialising a oauth2 flow with a `code_challenge` and `code_method` (thus requesting PKCE), the single sign-on provider (authentik) must check if there is a matching and existing `code_verifier` during the …
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High 8.3
Authentik lacks Proxy IP headers validation
authentik is an open-source Identity Provider. Prior to versions 2023.4.3 and 2023.5.5, authentik does not verify the source of the X-Forwarded-For and X-Real-IP headers, both in the Python code and the go code. Only authentik setups that are directly accessi…
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High 8.1
authentik vulnerable to unauthorized user creation and potential account takeover
authentik is an open-source identity provider. Versions prior to 2022.11.2 and 2022.10.2 are vulnerable to unauthorized user creation and potential account takeover. With the default flows, unauthenticated users can create new accounts in authentik. If a flow…