RCE in Shell-quote_project Shell-quote
CVE-2021-42740
The shell-quote package before 1.7.3 for Node.js allows command injection. An attacker can inject unescaped shell metacharacters through a regex designed to support Windows drive letters. If the output of this package is passed to a real s…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.041 (89.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Shell-quote_project Shell-quote
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-42740?
- CVE-2021-42740 is a critical-severity vulnerability in Shell-quote_project Shell-quote, classified under Command Injection. CVSS score: 9.8/10. Published 2021-10-21.
- How severe is CVE-2021-42740?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-42740 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.