Description
Authentication bypass by capture-replay in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to perform spoofing over a network.
Published: 2026-09-08
Score: 7.4 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Wed, 16 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft azure\/msal-node
CPEs cpe:2.3:a:microsoft:azure\/msal-node:*:*:*:*:*:node.js:*:*
Vendors & Products Microsoft azure\/msal-node

Fri, 11 Sep 2026 23:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 08 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Description Authentication bypass by capture-replay in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to perform spoofing over a network.
Title Microsoft Authentication Library (MSAL) for Node.js Spoofing Vulnerability
First Time appeared Microsoft
Microsoft microsoft Authentication Library For Node.js
Weaknesses CWE-294
CPEs cpe:2.3:a:microsoft:microsoft_authentication_library_for_node.js:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft microsoft Authentication Library For Node.js
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Azure\/msal-node Microsoft Authentication Library For Node.js
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-09-16T21:59:36.880Z

Reserved: 2026-09-01T01:16:35.985Z

Link: CVE-2026-84003

cve-icon Vulnrichment

Updated: 2026-09-11T20:49:13.580Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-08T18:21:11.363

Modified: 2026-09-16T14:06:28.077

Link: CVE-2026-84003

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-13T20:07:45Z

Weaknesses