Muffingroup develops a focused set of WordPress theme and customization products, with BeTheme and BeCustom forming the core of its portfolio serving web designers and site builders. The vendor's disclosures cluster around web-application input-handling and authorization issues—including cross-site scripting, missing or incorrect authorization checks, CSRF, and untrusted deserialization—that are characteristic of PHP-based WordPress extensions operating in the context of user-generated content and admin workflows. Current severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Muffingroup over time
Signals from CVEs in this vendor scope (22 CVEs).
22 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-6261HIGH The Betheme theme for WordPress is vulnerable to Arbitrary File Upload in versions up to, and including, 28.4. This is due to the upload_icons() function workflow moving and unzipp | May 5, 2026 | 8.8 | 34 | NO | NO |
CVE-2022-3861HIGH The Betheme theme for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 26.5.1.4 via deserialization of untrusted input supplied via the import, mfn | Nov 21, 2022 | 8.8 | 29 | NO | NO |
CVE-2022-45077HIGH Auth. (subscriber+) PHP Object Injection vulnerability in Betheme theme <= 26.5.1.4 on WordPress. | Nov 17, 2022 | 8.8 | 28 | NO | NO |
CVE-2026-6262MEDIUM The Betheme theme for WordPress is vulnerable to Arbitrary File Deletion in versions up to, and including, 28.4. This is due to the upload_icons() function workflow using a user-co | May 5, 2026 | 6.5 | 27 | NO | NO |
CVE-2022-45353HIGH Broken Access Control in Betheme theme <= 26.6.1 on WordPress. | Jan 14, 2023 | 8.1 | 26 | NO | NO |
CVE-2024-2694HIGH The Betheme theme for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 27.5.6 via deserialization of untrusted input of the 'mfn-page-items' po | Aug 30, 2024 | 8.8 | 25 | NO | NO |
CVE-2023-47770HIGH Missing Authorization vulnerability in Muffin Group Betheme.This issue affects Betheme: from n/a through 27.1.1. | Jun 19, 2024 | 7.6 | 24 | NO | NO |
CVE-2022-45356HIGH Missing Authorization vulnerability in Muffingroup Betheme.This issue affects Betheme: from n/a through 26.6.1. | Mar 25, 2024 | 8.8 | 24 | NO | NO |
CVE-2025-9371MEDIUM The Betheme theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘page_title’ parameter in all versions up to, and including, 28.1.6 due to insufficient input s | Oct 9, 2025 | 6.4 | 22 | NO | NO |
CVE-2025-63075MEDIUM Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in muffingroup Betheme betheme allows DOM-Based XSS.This issue affects Betheme: f | Dec 9, 2025 | 6.5 | 21 | NO | NO |
Signals from CVEs in this vendor scope (22 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Muffingroup.
Media articles that mention a CVE ID that affects a product developed by Muffingroup — matched by CVE ID, not by vendor name.