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Status published
High
CVE-2021-4435
Yarn: untrusted search path
Vulnerability Description
An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Red Hat would like to thank Paul Gerste (Sonar) for reporting this issue.
References
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Affected Vendor
Affected Software
yarn, Fedora, Extra Packages for Enterprise Linux
Vulnerable Versions:
1.22.13
Timeline
Official Publish:
February 4th, 2024
Last Modified:
June 17th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H