What is CVE-2024-3773?

CVE-2024-3773 is a medium-severity vulnerability in Livejournal Shortcode, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2026-09-02.

How severe is CVE-2024-3773?

Medium severity. CVSS v3 base score is 5.9 out of 10.

XSS in Livejournal Shortcode

CVE-2024-3773

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

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

Affected products

Unknown Livejournal Shortcode

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2024-3773?: CVE-2024-3773 is a medium-severity vulnerability in Livejournal Shortcode, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2026-09-02.
How severe is CVE-2024-3773?: Medium severity. CVSS v3 base score is 5.9 out of 10.