High severity8.1NVD Advisory· Published Dec 27, 2017· Updated Jun 17, 2026
CVE-2017-16897
CVE-2017-16897
Description
A vulnerability has been discovered in the Auth0 passport-wsfed-saml2 library affecting versions < 3.0.5. This vulnerability allows an attacker to impersonate another user and potentially elevate their privileges if the SAML identity provider does not sign the full SAML response (e.g., only signs the assertion within the response).
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
passport-wsfed-saml2npm | < 3.0.5 | 3.0.5 |
Affected products
2Patches
Vulnerability mechanics
References
5- auth0.com/docs/security/bulletins/cve-2017-16897nvdVendor AdvisoryWEB
- github.com/advisories/GHSA-77fw-rf4v-vfp9ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2017-16897ghsaADVISORY
- github.com/auth0/passport-wsfed-saml2/commit/520b9fc0bb4249ce83bec47e30153419f086ab70ghsaWEB
- github.com/auth0/passport-wsfed-saml2/security/advisories/GHSA-77fw-rf4v-vfp9ghsaWEB
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