Missing authorization in wpmudev Hustle – Email Marketing, Lead Generation, Optins, Popups
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
The Hustle – Email Marketing, Lead Generation, Optins, Popups plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'hustle_module_converted' AJAX action in all versions up to, and including, 7.8.10.2. This makes it possible for unauthenticated attackers to forge conversion tracking events for any Hustle module, including draft modules that are never displayed to users, thereby manipulating marketing analytics and conversion statistics.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2263
- 2026-10-03 Alias added: GHSA-vcp2-c692-chhh
References
Other 5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2305462c-0a00-4423-8dc2-e32628c4864d?source=cve
- https://plugins.trac.wordpress.org/browser/wordpress-popup/tags/7.8.9.3/inc/front/hustle-module-front-ajax.php#L32
- https://plugins.trac.wordpress.org/browser/wordpress-popup/tags/7.8.9.3/inc/front/hustle-module-front-ajax.php#L1047
- https://plugins.trac.wordpress.org/browser/wordpress-popup/tags/7.8.9.3/inc/front/hustle-module-front.php#L311
- https://plugins.trac.wordpress.org/changeset?old_path=/wordpress-popup/tags/7.8.10.2&new_path=/wordpress-popup/tags/7.8.11
More wpmudev vulnerabilities
- TI-2023-04240 Forminator <= 1.24.6 - Unauthenticated Arbitrary File Upload CVSS 3.1CRITICAL 9.8
- TI-2023-04683 Defender Security < 4.1.0 - Protection Bypass (Hidden Login Page) CVSS 3.1MEDIUM 5.3
- TI-2026-13248 Forminator Forms <= 1.56.1 - Unauthenticated Arbitrary File Upload via Forged Upload Field Configuration CVSS 3.1CRITICAL 9.8
- TI-2025-05864 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.44.2… CVSS 3.1HIGH 8.8
- TI-2024-20466 SQL injection in wpmudev Forminator CVSS 3.1HIGH 7.2
- TI-2024-07873 Hustle < 7.8.5 - Admin+ Stored XSS CVSS 3.1MEDIUM 4.8
Sources
- CVE-2026-2263 · CVE Program
- CVE-2026-2263 · NVD
- FIRST EPSS
- GHSA-vcp2-c692-chhh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences