Vendor
goauthentik
45 known vulnerabilities.
Products
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Medium 5.3
authentik: Unauthenticated LDAP directory data disclosure
authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an un…
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Medium 6.9
authentik: WS-Federation wreply origin bypass can exfiltrate signed login responses to attacker-controlled endpoints
authentik is an open-source identity provider. Prior to version 2026.2.3, the WS-Federation provider validates the user-supplied wreply parameter using a raw string prefix check rather than proper URL parsing. An attacker who can craft a login link can supply…
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Medium 6.9
authentik: SAML source does not validate Conditions, timing, or audience on assertions
authentik is an open-source identity provider. Prior to versions 2025.12.5 and 2026.2.3, the SAML source response processor (ResponseProcessor.parse()) does not validate the Conditions element on assertions. NotBefore, NotOnOrAfter, and AudienceRestriction ar…
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Medium 5.8
authentik invitation expiry is delayed by at least 5 minutes
authentik is an open-source Identity Provider. Prior to versions 2025.8.5 and 2025.10.2, in previous authentik versions, invitations were considered valid regardless if they are expired or not, thus relying on background tasks to clean up expired ones. In a n…
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Medium 4.8
authentik deactivated service accounts can authenticate to OAuth
authentik is an open-source Identity Provider. Prior to versions 2025.8.5 and 2025.10.2, when authenticating with client_id and client_secret to an OAuth provider, authentik creates a service account for the provider. In previous authentik versions, authentic…
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Medium 5.5
authentik has Insufficient Session verification for Remote Access Control endpoint access
authentik is an open-source identity provider. After authorizing access to a RAC endpoint, authentik creates a token which is used for a single connection and is sent to the client in the URL. This token is intended to only be valid for the session of the use…
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Medium 4.8
Stored XSS in authentik
Authentik project is vulnerable to Stored XSS attacks through uploading crafted SVG files that are used as application icons. This action could only be performed by an authenticated admin user. The issue was fixed in 2024.10.4 release.
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Medium 6.4
authentik performs insufficient validation of OAuth scopes
authentik is an open-source identity provider. When using the client_credentials or device_code OAuth grants, it was possible for an attacker to get a token from authentik with scopes that haven't been configured in authentik. authentik 2024.8.5 and 2024.10.3…
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Medium 6.3
authentik allows a timing attack due to missing constant time comparison for metrics view
authentik is an open-source identity provider. Due to the usage of a non-constant time comparison for the /-/metrics/ endpoint it was possible to brute-force the SECRET_KEY, which is used to authenticate the endpoint. The /-/metrics/ endpoint returns Promethe…
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Medium 6.5
authentik cross-provider token validation problems
authentik is an open-source identity provider. Prior to versions 2024.8.3 and 2024.6.5, access tokens issued to one application can be stolen by that application and used to impersonate the user against any other proxy provider. Also, a user can steal an acce…
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Medium 6.5
PKCE downgrade attack in Authentik
Authentik is an open-source Identity Provider. There is a bug in our implementation of PKCE that allows an attacker to circumvent the protection that PKCE offers. PKCE adds the code_challenge parameter to the authorization request and adds the code_verifier p…
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Medium 5.3
Username enumeration attack in goauthentik
goauthentik is an open-source Identity Provider. In affected versions using a recovery flow with an identification stage an attacker is able to determine if a username exists. Only setups configured with a recovery flow are impacted by this. Anyone with a use…
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Medium 6.4
authentik allows existing authenticated users to create arbitrary accounts
authentik is an open-source Identity provider focused on flexibility and versatility. In versions prior to 2022.10.4, and 2022.11.4, any authenticated user can create an arbitrary number of accounts through the default flows. This would circumvent any policy …