XSS in Tagdiv Composer

CVE-2025-2804

The tagDiv Composer plugin for WordPress, used by the Newspaper theme, is vulnerable to Reflected Cross-Site Scripting via the 'account_id' and 'account_username' parameters in all versions up to, and including, 5.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (14.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2804?
CVE-2025-2804 is a medium-severity vulnerability in Tagdiv Composer, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-03-28.
How severe is CVE-2025-2804?
Medium severity. CVSS v3 base score is 6.1 out of 10.