OS Command Injection in curling

published 2020-02-06 6 y ago modified 2026-06-17 4 mo ago also GHSA-xmxh-g7wj-8m4m , EUVD-2021-0887

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.9%; EPSS 4.9% chance of exploitation in 30 days, percentile 92%
public exploits: 0; none known

All versions of curling.js are vulnerable to Command Injection via the run function. The command argument can be controlled by users without any sanitization.

Patch / fix

fixed in 1

npm curling 1.1.0

Exploit prediction

4.87% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

snyk.io https://snyk.io/vuln/SNYK-JS-CURLING-546484 referenced PoC, tagged "exploit" by a source, unverified
github.com https://github.com/hgarcia/curling/blob/e861d625c074679a2931bcf4ce8da0afa8162c53/lib/curl-transport.js#L56 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C
GitHub	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
npm	curling	<1.1.0	1.1.0

Affected products

n/a curling.js

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

snyk.io /vuln/SNYK-JS-CURLING-546484
web, exploit, third-party-advisory
github.com /hgarcia/curling/blob/e861d625c074679a2931bcf4ce8da0afa8162c53/lib/curl-transport.js#L56
web, exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2019-10789
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary