In VeridiumID before 3.5.0, the identity provider page is susceptible to a cross-site scripting (XSS) vulnerability that can be exploited by an internal unauthenticated attacker for JavaScript execution in the context of the user trying to authenticate.

In VeridiumID before 3.5.0, a stored cross-site scripting (XSS) vulnerability has been discovered in the admin portal that allows an authenticated attacker to take over all accounts by sending malicious input via the self-service portal.

In VeridiumID before 3.5.0, the WebAuthn API allows an internal unauthenticated attacker (who can pass enrollment verifications and is allowed to enroll a FIDO key) to register their FIDO authenticator to a victim’s account and consequently take over the account.

In VeridiumID before 3.5.0, the identity provider page allows an unauthenticated attacker to discover information about registered users via an LDAP injection attack.

An issue was discovered in VeridiumID VeridiumAD 2.5.3.0. The HTTP request to trigger push notifications for VeridiumAD enrolled users does not enforce proper access control. A user can trigger push notifications for any other user. The text contained in the push notification can also be modified. If a user who receives the notification accepts it, then the user who triggered the notification can obtain the accepting user's login certificate.