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CVE-2026-4389

The DSGVO snippet for Leaflet Map and its Extensions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the and shortcodes in all versions up to, an…

Published Mar 26, 2026 · updated Jun 17, 2026

The DSGVO snippet for Leaflet Map and its Extensions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the and shortcodes in all versions up to, and including, 3.1. This is due to insufficient input sanitization and output escaping on user supplied attributes ( , , ). This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 26, 2026 · NIST NVD

    Detected

    The DSGVO snippet for Leaflet Map and its Extensions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the and shortcodes in all versions up to, and including, 3.1. This is due to insufficient input sanitization and output escaping on user supplied attributes ( , , ). This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrar

  2. Jun 17, 2026 · NIST NVD

    Updated

    The DSGVO snippet for Leaflet Map and its Extensions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the and shortcodes in all versions up to, and including, 3.1. This is due to insufficient input sanitization and output escaping on user supplied attributes ( , , ). This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrar

Sources

  • CVE.orgVulnerability recordCVE-2026-4389

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-4389

    The DSGVO snippet for Leaflet Map and its Extensions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the and shortcodes in all versions up to, and including, 3.1. This is due to insufficient input sanitization an

    nvd.nist.gov

References