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Drag And Drop Multiple File Upload Contact Form 7 CVE-2023-5822

HIGH
Unrestricted Upload of File with Dangerous Type (CWE-434)
2023-11-22 security@wordfence.com
8.1
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V5 - File Handling File type validation, storage isolation
MITRE ATT&CK

2 techniques across 2 tactics: Command and Control, Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.1 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 4.40%.

Exploit ScenarioDerived

A remote attacker could upload malicious files that can be executed on the server by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 4.4% exploitation probability (EPSS)

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AnalysisAI

The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'dnd_upload_cf7_upload' function. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Unrestricted File Upload vulnerability could allow attackers to upload malicious files that can be executed on the server.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'dnd_upload_cf7_upload' function in versions up to, and including, 1.3.7.3. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. This can be exploited if a user authorized to edit form, which means editor privileges or above, has added a 'multiple file upload' form field with '*' acceptable file types. Affected products include: Codedropz Drag And Drop Multiple File Upload - Contact Form 7.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch released
Apr 08, 2026 - 17:22 nvd
Patch available
CVE Published
Nov 22, 2023 - 16:15 nvd
HIGH 8.1

DescriptionCVE.org

The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'dnd_upload_cf7_upload' function in versions up to, and including, 1.3.7.3. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. This can be exploited if a user authorized to edit form, which means editor privileges or above, has added a 'multiple file upload' form field with '*' acceptable file types.

Threat Intelligence Overview

EPSS Score
4.4%
Top 11% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 4.4%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +4
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Malicious file upload attacks exploit insufficient validation when web applications accept user-provided files.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:a:codedropz:drag_and_drop_multiple_file_upload_-_contact_form_7:*:*:*:*:*:wordpress:*:*
CVE-2020-12800 CRITICAL POC
9.8 Jun 08

The drag-and-drop-multiple-file-upload-contact-form-7 plugin before 1.3.3.3 for WordPress allows Unrestricted File Uploa

CVE-2023-1112 CRITICAL POC
9.8 Mar 01

A vulnerability was found in Drag and Drop Multiple File Upload Contact Form 7 5.0.6.1 on WordPress. Rated critical seve

CVE-2025-3515 HIGH POC
8.1 Jun 17

The Drag and Drop Multiple File Upload for Contact Form 7 WordPress plugin (versions ≤1.3.8.9) contains an unrestricted

CVE-2023-1282 MEDIUM POC
6.1 Apr 17

The Drag and Drop Multiple File Upload PRO - Contact Form 7 Standard WordPress plugin before 2.11.1 and Drag and Drop Mu

CVE-2022-0595 MEDIUM POC
5.4 Mar 28

The Drag and Drop Multiple File Upload WordPress plugin before 1.3.6.3 allows SVG files to be uploaded by default via th

CVE-2025-2328 HIGH
8.8 Mar 28

The Drag and Drop Multiple File Upload for Contact Form 7 plugin for WordPress is vulnerable to arbitrary file deletion

CVE-2022-3282 MEDIUM POC
4.3 Oct 17

The Drag and Drop Multiple File Upload WordPress plugin before 1.3.6.5 does not properly check for the upload size limit

CVE-2025-2485 HIGH
7.5 Mar 28

The Drag and Drop Multiple File Upload for Contact Form 7 plugin for WordPress is vulnerable to PHP Object Injection in

CVE-2026-49055 HIGH
7.1 Jun 15

Unauthenticated reflected/stored cross-site scripting in the WordPress plugin Drag and Drop Multiple File Upload - Conta

CVE-2024-3717 MEDIUM
5.3 May 02

The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to Sensitive Information Expo

CVE-2024-12267 MEDIUM
5.3 Jan 31

The Drag and Drop Multiple File Upload - Contact Form 7 plugin for WordPress is vulnerable to limited arbitrary file del

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