What is the CVSS score of CVE-2026-3584?

CVE-2026-3584 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Which versions of WordPress are affected by CVE-2026-3584?

A critical remote code execution vulnerability in the Kali Forms WordPress plugin (CVE-2026-3584, CVSS 9.8) allows attackers to execute malicious code on affected servers without authentication.

Is there a public PoC exploit available for CVE-2026-3584?

Yes, a public proof-of-concept exploit is available for CVE-2026-3584. Prioritise patching immediately. EPSS: 0.2%.

WordPress CVE-2026-3584

EUVD-2026-13814 CRITICAL

Code Injection (CWE-94)

2026-03-20 Wordfence

WordPress RCE Code Injection

9.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Re-analysis Queued

Apr 22, 2026 - 21:37 vuln.today

cvss_changed

PoC Detected

Mar 23, 2026 - 14:32 vuln.today

Public exploit code

EUVD ID Assigned

Mar 20, 2026 - 21:31 euvd

EUVD-2026-13814

Analysis Generated

Mar 20, 2026 - 21:31 vuln.today

CVE Published

Mar 20, 2026 - 21:25 nvd

CRITICAL 9.8

DescriptionNVD

The Kali Forms plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 2.4.9 via the 'form_process' function. This is due to the 'prepare_post_data' function mapping user-supplied keys directly into internal placeholder storage, combined with the use of 'call_user_func' on these placeholder values. This makes it possible for unauthenticated attackers to execute code on the server.

AnalysisAI

The Kali Forms plugin for WordPress contains a critical remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary code on the server. All versions up to and including 2.4.9 are affected, including the popular 'Kali Forms - Contact Form & Drag-and-Drop Builder' plugin by WPChill. …

RemediationAI

Within 24 hours: Audit all WordPress instances for Kali Forms plugin presence and version; immediately disable the plugin on affected sites if no patch is available. Within 7 days: Evaluate alternative form builder plugins and plan migration strategy; implement Web Application Firewall rules to block exploitation attempts. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

Full analysis requires sign-in

Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

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CVE-2026-3584 vulnerability details – vuln.today

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WordPress CVE-2026-3584

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

Full analysis requires sign-in

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External POC / Exploit Code