WordPress security by component

WP Highlight Box

WP Highlight Box (wp-highlight-box) is a WordPress plugin with 1 published CVE record in this archive. The latest tracked vulnerability was published Sep 12, 2026; the highest published CVSS base score is 6.8.

Plugin slug: wp-highlight-box

Latest vulnerability

CVE-2026-86790: WP Highlight Box shortcode attributes permit stored XSS

WP Highlight Box through 1.0 outputs some shortcode attributes without escaping them. A contributor or higher role can place attacker-controlled markup in a page containing the shortcode, causing JavaScript to execute when the page is viewed. The authoritative export does not identify the shortcode tag, affected attributes, or output contexts.

PublishedSep 12, 2026

Safe version guidanceSee mitigation notes

Published vulnerabilities for wp-highlight-box
		Safe version
Sep 12, 2026	CVE-2026-86790 WP Highlight Box shortcode attributes permit stored XSS WP Highlight Box through 1.0 outputs some shortcode attributes without escaping them. A contributor or higher role can place attacker-controlled markup in a page containing the shortcode, causing JavaScript to execute when the page is viewed. The authoritative export does not identify the shortcode tag, affected attributes, or output contexts.	See mitigation notes	CVE6.8 NVDPending

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