RCE in Gruntjs Grunt

CVE-2020-7729

The package grunt before 1.3.0 are vulnerable to Arbitrary Code Execution due to the default usage of the function load() instead of its secure replacement safeLoad() of the package js-yaml inside grunt.file.readYAML.

EPSS: 0.023 (81.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-7729?
CVE-2020-7729 is a high-severity vulnerability in Gruntjs Grunt, classified under Initialization of a Resource with an Insecure Default. CVSS score: 7.1/10. Published 2020-09-03.
How severe is CVE-2020-7729?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2020-7729 known to be exploited?
9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.