CVE-2026-2499
MEDIUM
4.4
CVSS 3.1
Description
The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Affected WordPress components
-
custom-logo Plugin · custom-logoUp to and including 2.2View on WordPress.org
A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.
Affected products and versions
- tgrk Custom Logo — Up to and including 2.2
References
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/custom-logo/tags/2.2/custom-logo.php#L18
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/custom-logo/trunk/custom-logo.php#L18
- www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/92705581-9a0d-4d23-9118-fec9100e4ce1?source=cve
- nvd.nist.gov Official NVD record