passport-wsfed-saml2 Has SAML Authentication Bypass via Attribute Smuggling
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
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| auth0 | passport-wsfed-saml2 | affected |
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| Vendor | Product | Versions |
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| Auth0 | Passport-wsfed-saml2 | — |
| Source | ID | Title |
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EUVD |
EUVD-2025-13640 | passport-wsfed-saml2 provides passport strategy for both WS-fed and SAML2 protocol. A vulnerability present starting in version 3.0.5 up to and including version 4.6.3 allows an attacker to impersonate any user during SAML authentication by tampering with a valid SAML response. This can be done by adding attributes to the response. Users are affected specifically when the service provider is using `passport-wsfed-saml2` and a valid SAML Response signed by the Identity Provider can be obtained. Version 4.6.4 contains a fix for the vulnerability. |
Github GHSA |
GHSA-8gqj-226h-gm8r | Passport-wsfed-saml2 allows SAML Authentication Bypass via Attribute Smuggling |
No CVSS v3.1
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.381% probability within 30 days)
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epss
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epss
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cvssV4_0
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cvssV4_0
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ssvc
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| Description | passport-wsfed-saml2 provides passport strategy for both WS-fed and SAML2 protocol. A vulnerability present starting in version 3.0.5 up to and including version 4.6.3 allows an attacker to impersonate any user during SAML authentication by tampering with a valid SAML response. This can be done by adding attributes to the response. Users are affected specifically when the service provider is using `passport-wsfed-saml2` and a valid SAML Response signed by the Identity Provider can be obtained. Version 4.6.4 contains a fix for the vulnerability. | |
| Title | passport-wsfed-saml2 Has SAML Authentication Bypass via Attribute Smuggling | |
| Weaknesses | CWE-287 | |
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cvssV4_0
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