vulnerability

WordPress Plugin: highlight: CVE-2021-24591: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Severity
3
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
Aug 6, 2021
Added
May 15, 2025
Modified
Jun 24, 2025

Description

The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Solution

highlight-plugin-cve-2021-24591
Title
NEW

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