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As of 10/19/2026, Microsoft Authentication Library recorded 1 security vulnerability in the last 90 days, of which 1 is rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Microsoft Authentication Library and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-84003Microsoft Authentication Library (MSAL) for Node.js Spoofing VulnerabilityCVE-2024-35255Azure Identity Libraries and Microsoft Authentication Library Elevation of Privilege Vulnerability| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-84003Microsoft Authentication Library (MSAL) for Node.js Spoofing Vulnerability | Exploitation statusNot exploited | FixYes | Published09/08/2026 | SeverityHigh |
CVE-2024-35255Azure Identity Libraries and Microsoft Authentication Library Elevation of Privilege Vulnerability | Exploitation statusNot exploited | FixYes | Published06/11/2024 | SeverityMedium |
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