CVE-2020-8131

PoC —

CVSS 3.1

7.5 high

EPSS

5%p92

Published

Feb 24, 2020 (Feb 24, 2020)

Modified

Jun 17, 2026

Description

Arbitrary filesystem write vulnerability in Yarn before 1.22.0 allows attackers to write to any path on the filesystem and potentially lead to arbitrary code execution by forcing the user to install a malicious package.

Vendors: yarnpkg
Products: yarn
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (5.2%)

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