CVE-2026-109461
Microsoft Authentication Library (MSAL) for Node.js Information Disclosure Vulnerability
CVSS Score
5.9
EPSS Score
0.0%
EPSS Percentile
0th
Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.
| Vendor | microsoft |
| Product | microsoft identity client for nodejs |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Oct 16, 2026 |
| Last Updated | Oct 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Microsoft Identity Client for NodeJS
1.0.0 < 7.1.0