An attacker can use the format parameter to inject arbitrary commands in the npm package morgan < 1.9.1.
CVE-2019-5413
CVSS base score
9.8 (v3.0)
Severity
CRITICAL
Attack vector
Network
Weakness
CWE-94, CWE-77
Last modified
November 2, 2026
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
morgan project morgan
References
- hackerone.com Exploit, Third Party Advisory
- lists.apache.org
- lists.apache.org
- hackerone.com Exploit, Third Party Advisory
- lists.apache.org
- lists.apache.org