MEDIUM

CVE-2021-23362

CVSS v3

5.3

MEDIUM

EPSS Score

3.6 %

exploit probability, as of 2026-10-18

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

hosted-git-infonpmfrom 3.0.0 · fixed in 3.0.8
nodejs-nodemonAlmaLinux:8all versions · fixed in 2.0.3-1.module_el8.4.0+2521+c668cc9f
nodejs-packagingAlmaLinux:8all versions · fixed in 23-3.module_el8.4.0+2522+3bd42762

Vendor advisories

CVE-2021-23362 Red Hat Product Security203 products fixed · 53 known affected
nodejs-hosted-git-info: Regular Expression denial of service via shortcutMatch in fromUrl()
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
ICSA-22-069-09 CISA1 known affected
Siemens SINEC INS
SINEC INS
SSA-389290 Siemens ProductCERT1 known affected
SSA-389290: Third-Party Component Vulnerabilities in SINEC INS
SINEC INS
RHSA-2021:3638 Red Hat Product Security30 products fixed
Red Hat Security Advisory: nodejs:12 security and bug fix update
RHSA-2021:3639 Red Hat Product Security30 products fixed
Red Hat Security Advisory: nodejs:12 security and bug fix update
RHSA-2021:3074 Red Hat Product Security30 products fixed
Red Hat Security Advisory: nodejs:14 security, bug fix, and enhancement update

4 more advisories

Full record on NVD

Description

The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.

Technical details

Published: 2021-03-23

Frequently asked questions

What is CVE-2021-23362?

Is CVE-2021-23362 actively exploited?

Active exploitation of CVE-2021-23362 has not been confirmed. Its EPSS score was 3.6% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-23362?

CVE-2021-23362 has a CVSS v3 base score of 5.3 (MEDIUM severity).

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