CVE-2024-4635: Menu Icons by ThemeIsle <= 0.13.13 - Authenticated (Author+) Stored Cross-Site Scripting via SVG Upload

Severity: medium (CVSS 6.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-16 · updated 2026-06-17
Weakness: CWE-79

Description

The Menu Icons by ThemeIsle plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘add_mime_type’ function in versions up to, and including, 0.13.13 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

themeisle Menu Icons by ThemeIsle: through 0.13.13

References

https://plugins.trac.wordpress.org/browser/menu-icons/tags/0.13.13/vendor/codeinwp/icon-picker/includes/types/svg.php#L69
https://plugins.trac.wordpress.org/changeset/3086753/
https://www.wordfence.com/threat-intel/vulnerabilities/id/90284576-6570-4e4c-8eb3-743bc402ea1b?source=cve
https://plugins.trac.wordpress.org/browser/menu-icons/tags/0.13.13/vendor/codeinwp/icon-picker/includes/types/svg.php#L69
https://plugins.trac.wordpress.org/changeset/3086753/
https://www.wordfence.com/threat-intel/vulnerabilities/id/90284576-6570-4e4c-8eb3-743bc402ea1b?source=cve

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