CVE-2021-20683

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CVSS 3.1

5.4 medium

EPSS

<1%p52

Published

Mar 26, 2021 (Mar 26, 2021)

Modified

Jun 17, 2026

Description

Improper neutralization of JavaScript input in the blog article editing function of baserCMS versions prior to 4.4.5 allows remote authenticated attackers to inject an arbitrary script via unspecified vectors.

Vendors: basercms
Products: basercms
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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