CVE-2020-21487

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CVSS 3.1

9.6 critical

EPSS

<1%p50

Published

Apr 4, 2023 (Apr 4, 2023)

Modified

Jun 17, 2026

Description

Cross Site Scripting vulnerability found in Netgate pfSense 2.4.4 and ACME package v.0.6.3 allows attackers to execute arbitrary code via the RootFolder field of acme_certificates.php.

Vendors: netgate
Products: pfsense, pfsense acme package
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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