CVE-2020-5811

PoC ×2—

CVSS 3.1

6.5 medium

EPSS

9%p95

Published

Dec 30, 2020 (Dec 30, 2020)

Modified

Jun 17, 2026

Description

An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.

Vendors: umbraco
Products: umbraco cms
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (9.4%)

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