From a user's perspective, OAuth works like magic. In just a few keystrokes, you can whisk through the account creation process and gain immediate access to whatever new app or integration you're seeking. Unfortunately, few users understand the implications of the permissions they allow when they create a new OAuth grant, making it easy for malicious actors to manipulate … [Read more...] about How to Investigate an OAuth Grant for Suspicious Activity or Overly Permissive Scopes
OAuth
Critical OAuth Vulnerability in Expo Framework Allows Account Hijacking
May 27, 2023Ravie LakshmananAPI Security / Vulnerability A critical security vulnerability has been disclosed in the Open Authorization (OAuth) implementation of the application development framework Expo.io. The shortcoming, assigned the CVE identifier CVE-2023-28131, has a severity rating of 9.6 on the CVSS scoring system. API security firm Salt Labs said the issue rendered … [Read more...] about Critical OAuth Vulnerability in Expo Framework Allows Account Hijacking
Hackers Abused Microsoft’s “Verified Publisher” OAuth Apps to Breach Corporate Email Accounts
Feb 01, 2023Ravie LakshmananEnterprise Security / Authentication Microsoft on Tuesday said it took steps to disable fake Microsoft Partner Network (MPN) accounts that were used for creating malicious OAuth applications as part of a malicious campaign designed to breach organizations' cloud environments and steal email. "The applications created by these fraudulent actors were … [Read more...] about Hackers Abused Microsoft’s “Verified Publisher” OAuth Apps to Breach Corporate Email Accounts