A vulnerability has been discovered in the Auth0 passport-wsfed-saml2 library affecting versions < 3.0.5
Published Dec 23, 2017
8.1
HIGHCVSS 3.0
EPSS 1.38%
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).
Affected products
No data.
- < 3.0.5
No data.
No Red Hat product state for this CVE.
passport-wsfed-saml2
npm
Introduced 0 Fixed 3.0.5
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | passport-wsfed-saml2 | 0 | 3.0.5 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.38% (0.01378) | 71.12th | v5 (v2026.06.15) |
| Aug 23, 2026 | 1.50% (0.01504) | 71.97th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.22% (0.00222) | 60.93th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.22% (0.00222) | 60.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00222) | 58.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (5)
- https://auth0.com/docs/security/bulletins/cve-2017-16897 x_refsource_CONFIRMVendor Advisory
- https://github.com/advisories/GHSA-77fw-rf4v-vfp9 Advisory
- https://github.com/auth0/passport-wsfed-saml2/commit/520b9fc0bb4249ce83bec47e30153419f086ab70
- https://github.com/auth0/passport-wsfed-saml2/security/advisories/GHSA-77fw-rf4v-vfp9
- https://nvd.nist.gov/vuln/detail/CVE-2017-16897
Change history (0)
No recorded changes yet.