Researchers have found that attackers are abusing OAuth to send users from legitimate Microsoft or Google login pages to phishing sites or malware downloads.

OAuth redirection is being repurposed as a phishing delivery path. Trusted authentication flows are weaponized to move users ...

Microsoft uncovers OAuth phishing campaigns that abuse login redirects to deliver malware and steal credentials.

Microsoft has warned that attackers are abusing OAuth redirects to deliver phishing and malware via Entra ID and Google Workspace logins.

Microsoft has identified a phishing campaign using malformed links to legitimate OAuth services to redirect to malware ...

Microsoft says a threat actor gained access to cloud tenants hosting Microsoft Exchange servers in credential stuffing attacks, with the end goal of deploying malicious OAuth applications and sending ...

Threat actors deployed OAuth applications on compromised cloud tenants and then used them to control Exchange servers and spread spam. The news is the result of an investigation by Microsoft ...

PayPal engineers have removed a "magic word" that would have allowed an attacker to obtain OAuth secret tokens for -- any -- PayPal application and access customer details. Adobe security engineer ...