CVE-2024-3773: Unknown Livejournal Shortcode

Medium severity, CVSS 5.9. EPSS: 0.1% chance of exploitation in the next 30 days.

The LiveJournal Shortcode WordPress plugin through 1.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected products

• Unknown Livejournal Shortcode: up to and including 1.1.1

Published 2026-09-02. Last modified 2026-09-03.