What’s Vulnerable › Vulnerabilities

CVE-2023-6876: Clever Fox – One Click Website Importer by Nayra Themes <= 25.2.0 - Missing Authorization to arbitrary theme activation via clever-fox-activate-theme

• Severity: medium (CVSS 5.4 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: 2024-06-07 · updated 2026-06-17
• Weakness: CWE-862

Description

The Clever Fox – One Click Website Importer by Nayra Themes plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'clever-fox-activate-theme' function in all versions up to, and including, 25.2.0. This makes it possible for authenticated attackers, with subscriber access and above, to modify the active theme, including to an invalid value which can take down the site.

Affected products

• nayrathemes Clever Fox: before 25.2.1 — fixed in 25.2.1

How to fix

Upgrade to a fixed version: nayrathemes Clever Fox 25.2.1. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/browser/clever-fox/trunk/clever-fox.php#L539
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3096085%40clever-fox&new=3096085%40clever-fox&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/9e1f94d9-8be6-4174-90a5-820c0207a2fa?source=cve
• https://plugins.trac.wordpress.org/browser/clever-fox/trunk/clever-fox.php#L539
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3096085%40clever-fox&new=3096085%40clever-fox&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/9e1f94d9-8be6-4174-90a5-820c0207a2fa?source=cve

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