CVE-2025-47949: Samlify Project Samlify

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Samlify Project Samlify: before 2.10.0 (fixed in 2.10.0)

Published 2025-05-19. Last modified 2026-06-17.