Microsoft Authentication Library vulnerabilities

1 known vulnerability in Microsoft Authentication Library from Microsoft. 1 is rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.4 High severity

  Microsoft Authentication Library: Authentication Bypass by Capture-replay

  CVE-2026-84003Sep 8, 2026Microsoft

  Authentication bypass by capture-replay in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to perform spoofing over a network.