CVE-2026-118169
Tenable Plugin
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AI Threat Summary
CVE-2026-118169 is a moderate vulnerability with a CVSS score of 4.9 affecting the target software. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
Description
The Hustle – Email Marketing, Lead Generation, Optins, Popups plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'content[cta_label]' parameter in all versions up to, and including, 7.8.14.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with custom-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. By default only Administrators hold the hustle_edit_module capability, but the plugin's built-in Permissions screen allows administrators to delegate this capability to lower roles including Subscriber, enabling Subscriber-level exploitation on sites where that delegation has been configured.
Attack Chain
Attacker scans for vulnerable versions using version banners or PoC scanners
Attacker triggers CVE-2026-118169 vulnerability with a crafted request or payload
Vulnerability exploited to perform unauthorized actions on the target system
Depending on vulnerability type, attacker achieves data access, service disruption, or code execution
MITRE ATT&CK Techniques
Indicators of Compromise
| Type | Value | Description | |
|---|---|---|---|
| user_agent | Mozilla/5.0 (compatible; exploit/1.0) |
Generic exploit scanner user agent pattern | |
| url | /api/vuln-endpoint?payload=<malicious> |
Exploit attempt against application endpoint — monitor access logs for anomalous params |
Remediation
Quick Facts
| CVE ID | CVE-2026-118169 |
| CVSS Score | 4.9 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N |
| Published | 2026-10-28 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://plugins.trac.wordpress.org/browser/wordpress-popup/t…
- https://plugins.trac.wordpress.org/browser/wordpress-popup/t…
- https://plugins.trac.wordpress.org/browser/wordpress-popup/t…
- https://plugins.trac.wordpress.org/browser/wordpress-popup/t…
- https://plugins.trac.wordpress.org/browser/wordpress-popup/t…
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e2…