Description
Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft Identity Client for NodeJS | 5.0.0 – < 7.1.0 | 7.1.0 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | saf | 1.7.0-r5 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | @azure/msal-node | >= 5.0.0-beta.0, < 7.1.0 | 7.1.0 | GHSA-xcx6-jx8p-x3h5 |
Advisories 1
- MSRC-CVE-2026-109461 Microsoft Authentication Library (MSAL) for Node.js Information Disclosure Vulnerability Microsoft Security Response Center · Oct 15, 2026
References
- Microsoft Authentication Library (MSAL) for Node.js Information Disclosure Vulnerability vendor-advisory patch