CVE-2025-47949

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
GitHub_MCNA
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
VendorProductVersion
samlify_projectsamlify
𝑥
< 2.10.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/tngan/samlify/commit/115679acd89f0a37ea3ebd8fff7db54fca3e8af3
https://github.com/tngan/samlify/security/advisories/GHSA-r683-v43c-6xqv