CVE-2026-84458

Prior to version 7.1.2 , the Zammad helpdesk system is vulnerable to an account takeover when the "Automatic account link on initial logon" setting is enabled. The root cause is that Zammad binds incoming third-party (SSO) identities to existing local accounts by matching reported email addresses...

CVE-2026-92358 Keycloak-services: keycloak-services: residual cross-browser account-link proof allows silent re-linking

A flaw was found in the first broker login flow of Keycloak. When a user confirms an account-linking request from a different browser, a temporary proof is created to validate the link. However, this proof is not properly cleared after the link is established or when the user later manually remov...

EUVD-2025-13289

Malicious code in bioql PyPI...

CVE-2025-46345

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue...

CVE-2025-46345 Auth0 Account Link Extension JWT Invalid Signature Validation

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue...

CVE-2025-46345

The CVE-2025-46345 entry concerns the Auth0 Account Link Extension. Versions 2.3.4–2.6.6 do not verify the JWT signature, allowing an attacker to present a forged token and potentially access user data without authorization. The issue is remedied in 2.6.7, 2.7.0, and 3.0.0, with a recommendation ...

CVE-2025-46345 Auth0 Account Link Extension JWT Invalid Signature Validation

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue...

CVE-2025-46345 Auth0 Account Link Extension JWT Invalid Signature Validation

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue...

PT-2025-18681 · Auth0 · Auth0 Account Link Extension

Name of the Vulnerable Software and Affected Versions: Auth0 Account Link Extension versions 2.3.4 through 2.6.6 Description: The issue allows users to supply a forged token, potentially accessing user information without proper authorization, due to the lack of verification of the signature of t...

CVE-2025-46345: Authentication Bypass by Spoofing

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue...

Auth0 Account Link Extension 安全漏洞

Auth0 Account Link Extension is an open source extension from Auth0 Extensions designed to help easily link accounts. A security vulnerability exists in Auth0 Account Link Extension versions 2.3.4 through 2.6.6, which stems from an unvalidated JWT signature and could lead to unauthorized access t...

Dropbox: Lack of account link warning enables dropbox hijacking

When I install dropbox on linux via the CLI, I get given a URL containing a token: https://www.dropbox.com/clilinknonce?nonce=blah I can give this token to another user and pretend it's a link to a dropbox file. If they aren't logged in when they click it, they will land on the login page. If the...