Description
Handlebars before 3.0.8 and 4.x before 4.5.3 is vulnerable to Arbitrary Code Execution. The lookup helper fails to properly validate templates, allowing attackers to submit templates that execute arbitrary JavaScript. This can be used to run arbitrary code on a server processing Handlebars templates or in a victim's browser (effectively serving as XSS).
Published: 2020-09-30
Score: 8.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-0789 Handlebars before 3.0.8 and 4.x before 4.5.3 is vulnerable to Arbitrary Code Execution. The lookup helper fails to properly validate templates, allowing attackers to submit templates that execute arbitrary JavaScript. This can be used to run arbitrary code on a server processing Handlebars templates or in a victim's browser (effectively serving as XSS).
Github GHSA Github GHSA GHSA-3cqr-58rm-57f8 Arbitrary Code Execution in Handlebars
History

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Subscriptions

Handlebarsjs Handlebars
Redhat Jboss Enterprise Bpms Platform Openshift Quay Rhev Manager
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T03:00:18.770Z

Reserved: 2020-09-30T00:00:00.000Z

Link: CVE-2019-20920

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-09-30T18:15:17.927

Modified: 2024-11-21T04:39:41.583

Link: CVE-2019-20920

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-11-04T00:00:00Z

Links: CVE-2019-20920 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses