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Medium · 4.7 CVE-2025-9540 EUVD-2025-30406GHSA-grj3-2jxj-j529

Markup Markdown < 3.20.10 - Contributor+ Stored XSS

Published Sep 22, 2025 · Updated Sep 22, 2025 · Assigned by WPScan

Description

The Markup Markdown WordPress plugin before 3.20.10 allows links to contain JavaScript which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected products

VendorProductAffectedFixed
— Markup Markdown < 3.20.10 3.20.10

References