CVE-2026-4429: Improper Neutralization of Input During Web Page Generation

The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'markername' and 'filecolorlist' shortcode attribute of the osmmapv3 shortcode in all versions up to and including 6.1.15. This is due to insufficient input sanitization and output escaping. This mak...