CVE-2026-84261

click5 CRM add-on to Contact Form 7 <= 1.0.4 - Unauthenticated Stored XSS via post_notifications

Published Oct 11, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
The click5 CRM add-on to Contact Form 7 WordPress plugin through 1.0.4 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-79
Type Values Removed Values Added
Description The click5 CRM add-on to Contact Form 7 WordPress plugin through 1.0.4 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.
Title click5 CRM add-on to Contact Form 7 <= 1.0.4 - Unauthenticated Stored XSS via post_notifications
References

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Oct 11, 2026, 11:32 AM
Reserved
Sep 1, 2026, 1:44 PM
Status
Deferred
Published
Oct 11, 2026, 7:17 AM
Modified
Oct 13, 2026, 8:36 PM