CVE-2025-47949
High
Description
samlify is a Node.js library for SAML single sign-on. A Signature Wrapping attack has been found in samlify prior to version 2.10.0, allowing an attacker to forge a SAML Response to authenticate as any user. An attacker would need a signed XML document by the identity provider. Version 2.10.0 fixes the issue.
SeverityHigh
CVSS7.5
Exploit probability—
ProductSamlify
PublishedMay 19, 2025
First seenMay 19, 2025
Weakness typeCWE-347CWE-347
How to fix
Update
- samlify_project samlify2.10.0 or later
- samlify2.10.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samlify_project samlify | v < 2.10.0 | 2.10.0 |
| samlifynpm | v < 2.10.0 | 2.10.0 |
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