Description
The Blog-in-Blog plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'blog_in_blog' shortcode in versions up to, and including, 2.0.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with editor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Metrics
CVSS 3.1 4.4/10
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| timhodson | Blog-in-Blog | <= 2.0.0 |
References
- https://plugins.trac.wordpress.org/browser/blog-in-blog/tags/1.1.1/blog-in-blog.php#L257Patch
- https://plugins.trac.wordpress.org/changeset/3446931/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5c6a88c3-18b7-470f-8014-373ead66dcfa?source=cveThird Party Advisory
- https://plugins.trac.wordpress.org/browser/blog-in-blog/tags/1.1.1/blog-in-blog.php#L257Patch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5c6a88c3-18b7-470f-8014-373ead66dcfa?source=cveThird Party Advisory
Timeline
- Published
- May 31, 2023
- Last modified
- Jun 17, 2026
- NVD status
- Modified