Skip to main content

Download Monitor CVE-2023-34007

CRITICAL
Unrestricted Upload of File with Dangerous Type (CWE-434)
2023-12-20 audit@patchstack.com
9.9
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 9.9 (CRITICAL). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.31%.

Exploit ScenarioDerived

A remote attacker could upload malicious files that can be executed on the server by sending crafted requests to the affected application.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.3% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Unrestricted Upload of File with Dangerous Type vulnerability in WPChill Download Monitor.8.3. Rated critical severity (CVSS 9.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. 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. Unrestricted Upload of File with Dangerous Type vulnerability in WPChill Download Monitor.8.3. Affected products include: Wpchill Download Monitor. Version information: through 4.8.3..

Know when Download Monitor gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 9.9 CRITICAL
AV:N/AC:L/PR:L/UI:N/S:C/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
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Unrestricted Upload of File with Dangerous Type vulnerability in WPChill Download Monitor.This issue affects Download Monitor: from n/a through 4.8.3.

Threat Intelligence Overview

EPSS Score
0.3%
Top 46% exploitable
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 No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
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

50
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +50
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.

Affected Products (CPE)CVE.org

cpe:2.3:a:wpchill:download_monitor:*:*:*:*:*:wordpress:*:*
CVE-2022-45354 MEDIUM POC
5.3 Jan 08

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in WPChill Download Monitor.7.60. Rated medium

CVE-2026-112207 HIGH POC
7.1 Oct 24

Download Monitor, a WordPress plugin, fails to verify that a clicked link actually belongs to the site before fetching i

CVE-2026-16608 MEDIUM POC
5.3 Aug 08

Download Monitor WordPress plugin versions before 5.2.6 fails to enforce authorization on an AJAX download-logging endpo

CVE-2022-2981 MEDIUM POC
4.9 Oct 10

The Download Monitor WordPress plugin before 4.5.98 does not ensure that files to be downloaded are inside the blog fold

CVE-2022-2222 MEDIUM POC
4.9 Jul 17

The Download Monitor WordPress plugin before 4.5.91 does not ensure that files to be downloaded are inside the blog fold

CVE-2012-4768 MEDIUM POC
4.3 Sep 04

Cross-site scripting (XSS) vulnerability in the Download Monitor plugin before 3.3.5.9 for WordPress allows remote attac

CVE-2026-39486 HIGH
8.5 Apr 08

Blind SQL injection in the WP Chill Download Monitor plugin for WordPress affects all versions from an unspecified early

CVE-2013-3262 MEDIUM POC
4.3 Aug 09

Cross-site scripting (XSS) vulnerability in admin/admin.php in the Download Monitor plugin before 3.3.6.2 for WordPress

CVE-2024-30501 HIGH
7.6 Mar 29

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WPChill Download M

CVE-2026-3124 HIGH
7.5 Mar 30

Insecure Direct Object Reference in WP Download Monitor plugin (≤5.1.7) enables unauthenticated attackers to complete ar

CVE-2026-100182 HIGH
7.2 Oct 02

Stored cross-site scripting in the WordPress Download Monitor plugin up to 5.2.10 lets an unauthenticated attacker initi

CVE-2026-57427 HIGH
7.1 Jul 23

Reflected/unauthenticated Cross-Site Scripting in the Download Monitor - WPForms Lock add-on for WordPress (versions ≤ 1

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy