high7.5
CVE-2026-109461
Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.
Impact
Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | @azure/msal-node | >= 5.0.0-beta.0, < 7.1.0 | 7.1.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Microsoft Identity Client For NodeJS | from 5.0.0 before 7.1.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-xcx6-jx8p-x3h5
- https://github.com/AzureAD/microsoft-authentication-library-for-js/security/advisories/GHSA-xcx6-jx8p-x3h5
- https://nvd.nist.gov/vuln/detail/CVE-2026-109461
- https://github.com/AzureAD/microsoft-authentication-library-for-js/pull/8901
- https://github.com/AzureAD/microsoft-authentication-library-for-js/commit/f550958586475dbfeb1cd44be14a2d653728850e
- https://github.com/AzureAD/microsoft-authentication-library-for-js/releases/tag/msal-node-v7.1.0
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109461