VYPR
← All malware advisories

npm · Malicious package advisory

Malware

express-sso

GHSA-hph2-hj2r-374x

Malicious code in express-sso (npm)

Details

**Severity:** Critical

**Affected versions:** `> 0`

The package express-sso was found to contain malicious code.

---

Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/express-sso/MAL-2025-20084.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/71b5ccd62809b0f6e173eff59b5900130cf7fc02/osv/malicious/npm/express-sso/MAL-2025-20084.json
- https://github.com/advisories/GHSA-hph2-hj2r-374x

Compromised versions (1)

  • > 0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.