CVE-2026-22210
wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary JavaScript into img and anchor tag attributes, executing code in the context of WordPress users viewing comments.
- Score
- CVSS 3.1 6.1 Medium
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2026-03-13
- Last modified
- 2026-03-13
- Weaknesses
- CWE-79
Affected products
References
- https://wordpress.org/plugins/wpdiscuz/
- https://wordpress.org/plugins/wpdiscuz/#developers
- https://www.vulncheck.com/advisories/wpdiscuz-before-cross-site-scripting-via-unescaped-attachment-urls
