Vulnerability · Published Jan 11, 2024 · Assigned by Wordfence
CVE-2023-6561Featured Image from URL (FIFU) <= 4.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via featured image alt text
Medium 6.4
In plain English
A medium-severity cross-site scripting in Featured Image from URL (FIFU) from marceljm. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).
Official description
The Featured Image from URL (FIFU) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the featured image alt text in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| marceljm | Featured Image from URL (FIFU) | 0 – through 4.5.3 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/d4d5ae93-000e-4001-adfa-c11058032469?source=cve
- https://plugins.trac.wordpress.org/browser/featured-image-from-url/trunk/admin/meta-box.php#L213
- https://plugins.trac.wordpress.org/browser/featured-image-from-url/trunk/admin/category.php#L62
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3009699%40featured-image-from-url%2Ftrunk&old=3003342%40featured-image-from-url%2Ftrunk&sfp_email=&sfph_mail=