Missing authorization in click5 CRM add-on for Ninja Forms
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.
Summary
The click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1 lacks authorization and CSRF checks on a REST endpoint that updates options, and it does not verify that the updated option belongs to the add-on (CWE-862). An unauthenticated remote attacker can change arbitrary blog options, such as creating a new administrator account and taking over the site. A public exploit is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
The click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1 does not have authorisation and CSRF checks when updating options via a REST endpoint, and does not ensure that the option to be updated belongs to the click5 CRM add-on to Ninja Forms WordPress plugin through 1.0.1. As a result, unauthenticated attackers could change arbitrary blog options, allowing them to create a new administrator account and take over the site.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | click5 CRM add-on to Ninja Forms | up to 1.0.1 | — | No fix listed | CNA |
- click5 CRM add-on to Ninja Forms VendorUnknown Affected up to 1.0.1 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for click5 CRM add-on to Ninja Forms.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-11 Threatist record created from CVE-2026-84251
- 2026-10-11 Alias added: GHSA-rc92-56xm-4g7v
References
Sources
- CVE-2026-84251 · CVE Program
- CVE-2026-84251 · NVD
- FIRST EPSS
- GHSA-rc92-56xm-4g7v · GitHub Advisory Database · CC BY 4.0
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