What is the CVSS score of CVE-2026-0740?

CVE-2026-0740 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: 0.1%.

Which versions of WordPress are affected by CVE-2026-0740?

Ninja Forms - File Uploads plugin versions 3.3.26 and earlier contain a critical remote code execution vulnerability allowing unauthenticated attackers to upload malicious files and execute arbitrary…

Is there a public PoC exploit available for CVE-2026-0740?

Yes, a public proof-of-concept exploit is available for CVE-2026-0740. Prioritise patching immediately. EPSS: 0.1%.

WordPress CVE-2026-0740

EUVD-2026-19572 CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2026-04-07 Wordfence

GHSA-v8wq-rjpf-669f

WordPress RCE File Upload

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 27, 2026 - 19:07 vuln.today

cvss_changed

EUVD ID Assigned

Apr 07, 2026 - 04:45 euvd

EUVD-2026-19572

Analysis Generated

Apr 07, 2026 - 04:45 vuln.today

CVE Published

Apr 07, 2026 - 04:25 nvd

CRITICAL 9.8

DescriptionNVD

The Ninja Forms - File Uploads plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'NF_FU_AJAX_Controllers_Uploads::handle_upload' function in all versions up to, and including, 3.3.26. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. Note: The vulnerability was partially patched in version 3.3.25 and fully patched in version 3.3.27.

AnalysisAI

Unauthenticated arbitrary file upload in Ninja Forms - File Uploads plugin for WordPress (versions ≤3.3.26) enables remote code execution through missing file type validation in the upload handler. Attackers can upload malicious PHP files without authentication, achieving complete server compromise. …

RemediationAI

Within 24 hours: Identify all WordPress installations using Ninja Forms - File Uploads plugin ≤3.3.26 via plugin audit tools or admin dashboard. Within 7 days: Update to Ninja Forms - File Uploads version 3.3.27 or later (fully patched version); if update unavailable in your environment, disable the file upload functionality entirely or deactivate the plugin. …

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-2026-0740 vulnerability details – vuln.today

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WordPress CVE-2026-0740

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

Full analysis requires sign-in

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External POC / Exploit Code