MEDIUM

CVE-2020-28500

CVSS v3

5.3

MEDIUM

EPSS Score

7.3 %

exploit probability, as of 2026-10-17

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

lodashnpmfrom 4.0.0 · fixed in 4.17.21and 1 other package
lodash-railsRubyGemsfrom 4.0.0 · fixed in 4.17.21
lodash.trimnpmfrom 4.0.0 · no fixed version listedand 1 other package

Vendor advisories

CVE-2020-28500 Red Hat Product Security25 products fixed · 20 known affected
nodejs-lodash: ReDoS via the toNumber, trim and trimEnd functions
servicemesh-grafana as a component of OpenShift Service Mesh 2.0 · servicemesh-grafana-prometheus as a component of OpenShift Service Mesh 2.0 · servicemesh-grafana.src as a component of OpenShift Service Mesh 2.0
RHSA-2022:6429 Red Hat Product Security1 product fixed
Red Hat Security Advisory: Migration Toolkit for Containers (MTC) 1.7.4 security and bug fix update
ICSA-22-258-05 CISA1 known affected
Siemens SINEC INS
SINEC INS
SSA-637483 Siemens ProductCERT1 known affected
SSA-637483 Third-Party Component Vulnerabilities in SINEC INS before V1.0 SP2
SINEC INS
RHSA-2021:3459 Red Hat Product Security2 products fixed
Red Hat Security Advisory: Red Hat Virtualization Host security and bug fix update [ovirt-4.4.8]
RHSA-2021:2438 Red Hat Product Security12 products fixed
Red Hat Security Advisory: OpenShift Container Platform 4.8.2 bug fix and security update

3 more advisories

Full record on NVD

Description

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

Technical details

Published: 2021-02-15

Frequently asked questions

What is 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.

Is CVE-2020-28500 actively exploited?

Active exploitation of CVE-2020-28500 has not been confirmed. Its EPSS score was 7.3% on 2026-10-17, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-28500?

CVE-2020-28500 has a CVSS v3 base score of 5.3 (MEDIUM severity).

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