CVE-2026-84258: high-severity vulnerability in click5 CRM add-on to Ninja Forms
click5 CRM add-on to Ninja Forms <= 1.0.1 - Unauthenticated Stored XSS via post_notifications
Published
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 8.8epss 0.3%
exploitation probability
0.3%top 79% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Unknown · click5 CRM add-on to Ninja Formspublic PoCs found — 1
cve_referencewpscan.com/vulnerability/3eae023f-a0fe-4313-9aee-18a8933eedb3/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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