Vulnerability in Lodash

CVE-2020-28500

Lodash versions prior to 4.17.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the toNumber, trim and trimEnd functions.

EPSS: 0.073 (93.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-28500?
CVE-2020-28500 is a medium-severity vulnerability in Lodash. CVSS score: 5.3/10. Published 2021-02-15.
How severe is CVE-2020-28500?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-28500 known to be exploited?
20 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.