CVE-2026-84260: CWE-79 Cross-Site Scripting (XSS) in click5 CRM add-on to Gravity Forms
Description
The click5 CRM add-on to Gravity Forms WordPress plugin through 1.0.3 does not sanitise and escape content submitted through an unauthenticated endpoint before outputting it back in an admin page, leading to Stored XSS which could be used against high privilege users such as admin.
CVSS v3.1
Score 8.8high
Affected software
click5 CRM add-on to Gravity Forms
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The click5 CRM add-on to Gravity Forms WordPress plugin versions up to 1.0.3 contain a stored XSS vulnerability (CWE-79) due to improper sanitization and escaping of user-supplied content submitted via an unauthenticated endpoint. This content is then output on an admin page without adequate filtering, enabling potential script injection attacks targeting privileged users. No CVSS score is provided, and no patch or remediation details are available in the input data.
Potential Impact
An attacker can exploit this vulnerability to execute arbitrary JavaScript in the context of an administrator's browser session. This could lead to session hijacking, privilege escalation, or other malicious actions performed with administrative privileges. The vulnerability affects unauthenticated submission endpoints, increasing the risk of exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the affected plugin or disable it if possible. Monitor for updates from the plugin vendor regarding patches or official fixes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-01T13:44:46.034Z
- State
- PUBLISHED
Threat ID: 6acb2de12cdf04f656b78cff
Added to database: 10/11/2026, 06:34:09 UTC
Last enriched: 10/11/2026, 07:03:50 UTC
Last updated: 10/11/2026, 21:33:40 UTC
Views: 18
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