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Instawp Connect CVE-2024-2667

CRITICAL
Unrestricted Upload of File with Dangerous Type (CWE-434)
2024-05-02 security@wordfence.com
9.8
CVSS 3.1 · NVD
View

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 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 90.71%.

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.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.
Patch available 90.7% exploitation probability (EPSS)

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AnalysisAI

The InstaWP Connect - 1-click WP Staging & Migration plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file validation in the /wp-json/instawp-connect/v1/config REST. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 90.7%.

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 InstaWP Connect - 1-click WP Staging & Migration plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file validation in the /wp-json/instawp-connect/v1/config REST API endpoint in all versions up to, and including, 0.1.0.22. This makes it possible for unauthenticated attackers to upload arbitrary files. Affected products include: Instawp Instawp Connect.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.8 CRITICAL
AV:N/AC:L/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
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch released
Apr 08, 2026 - 19:39 nvd
Patch available
CVE Published
May 02, 2024 - 17:15 nvd
CRITICAL 9.8

DescriptionCVE.org

The InstaWP Connect - 1-click WP Staging & Migration plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file validation in the /wp-json/instawp-connect/v1/config REST API endpoint in all versions up to, and including, 0.1.0.22. This makes it possible for unauthenticated attackers to upload arbitrary files.

Threat Intelligence Overview

Threat Score
6.2/10
Composite threat intelligence
EPSS Score
90.7%
Top 0% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low

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 CRITICAL
CISA KEV No
Public POC Yes
EPSS 90.7%
Patch available Yes
Active threat Yes
Deciding rule
CRITICAL severity + public POC available
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
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

160
Low Medium High Critical
KEV: 0
EPSS: +91
CVSS: +49
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

Affected Products (CPE)CVE.org

cpe:2.3:a:instawp:instawp_connect:*:*:*:*:*:wordpress:*:*
CVE-2024-4898 CRITICAL POC
9.8 Jun 12

The InstaWP Connect - 1-click WP Staging & Migration plugin for WordPress is vulnerable to arbitrary option updates due

CVE-2024-22145 HIGH
8.8 May 17

Incorrect Privilege Assignment vulnerability in InstaWP InstaWP Connect instawp-connect.1.0.8. Rated high severity (CVSS

CVE-2024-37228 CRITICAL
10.0 Jun 24

Unrestricted file upload in the InstaWP Connect WordPress plugin (versions up to and including 0.1.0.38) allows remote u

CVE-2024-25918 CRITICAL
9.9 Apr 03

Improper Control of Generation of Code ('Code Injection') vulnerability in InstaWP InstaWP Connect instawp-connect.1.0.8

CVE-2024-6397 CRITICAL
9.8 Jul 11

The InstaWP Connect - 1-click WP Staging & Migration plugin for WordPress is vulnerable to authentication bypass in all

CVE-2023-3956 CRITICAL
9.8 Jul 27

The InstaWP Connect plugin for WordPress is vulnerable to unauthorized access of data, modification of data and loss of

CVE-2024-23507 HIGH
8.5 Jan 31

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in InstaWP InstaWP Co

CVE-2024-23506 HIGH
7.7 Jan 27

Insertion of Sensitive Information Into Sent Data vulnerability in InstaWP InstaWP Connect instawp-connect.1.0.9. Rated

CVE-2026-39504 MEDIUM
5.4 Apr 08

InstaWP Connect WordPress plugin through version 0.1.2.5 permits authenticated users to access or modify resources they

CVE-2026-73401 MEDIUM
5.3 Aug 13

Broken access control in InstaWP Connect (WordPress plugin) versions up to and including 0.1.3.7 permits unauthenticated

CVE-2024-32701 MEDIUM
4.3 Jun 09

Missing Authorization vulnerability in InstaWP InstaWP Connect instawp-connect.1.0.24. Rated medium severity (CVSS 4.3),

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