# samlify (npm) vulnerabilities

3 known vulnerabilities (1 critical, 1 high), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 2.15.1 (Oct 21, 2026): no advisory affects it
- Newest unaffected release: 2.15.1 (Oct 21, 2026), the latest release
- Weekly downloads: 2.5M
- Dependents: 122
- Releases: 75 since 2.0.0 (Jun 25, 2017)
- Registry: https://www.npmjs.com/package/samlify
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-46490: 2.0.0-rc.1 to 2.12.0 (2.13.0 is outside it)
- CVE-2025-47949: 2.0.0-rc.1 to 2.9.1 (2.10.0 is outside it)
- CVE-2017-1000452: 2.0.0-rc.1 to 2.4.0-rc4 (2.4.0-rc5 is outside it)

## Advisories (3)

### [CVE-2026-46490](https://cve.now/CVE-2026-46490): samlify: XML Injection in AttributeValue Allows Privilege Escalation in Signed SAML Assertions

- Severity: High 8.7
- Published: Jun 8, 2026
- Affected: fixed in 2.13.0.
- Fixed in 2.13.0 (released May 14, 2026, 25 days before disclosure).
- The latest release, 2.15.1, is not affected.
- 16% of samlify downloads last week were affected versions (474.7K).

### [CVE-2025-47949](https://cve.now/CVE-2025-47949): samlify SAML Signature Wrapping attack

- Severity: Critical 9.9
- Published: May 19, 2025
- Affected: fixed in 2.10.0.
- Fixed in 2.10.0 (released May 6, 2025, 13 days before disclosure).
- The latest release, 2.15.1, is not affected.
- 1.7% of samlify downloads last week were affected versions (50.5K).

### [CVE-2017-1000452](https://cve.now/CVE-2017-1000452): An XML Signature Wrapping vulnerability exists in Samlify 2.2.0 and earlier, and in predecessor Express-saml2 which could allow attackers…

- Severity: Unrated
- Published: Jan 2, 2018
- Affected: fixed in 2.4.0-rc5.
- Fixed in 2.4.0-rc5 (released Oct 6, 2018, 277 days after disclosure).
- The latest release, 2.15.1, is not affected.
- <0.1% of samlify downloads last week were affected versions (703).

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