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8.8 High

CVE-2026-84258 The click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1 does not sanitise and escape content submitted…

Description

The click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1 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.

Affected products and versions

Product Affected versions Fixed in
click5 CRM add-on to Ninja Forms 1.0 earliest → 1.0.1 No fix stated

Other CVEs of click5 CRM add-on to Ninja Forms

The 2 CVEs of click5 CRM add-on to Ninja Forms →
CVE-2026-84251 The click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1 does not have authorisation and CSRF checks when… 9.8 Critical
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