CVE-2025-4367 – The Download Manager WordPress plugin has a sto... (How to Fix)

Q: What is the severity of CVE-2025-4367?

CVE-2025-4367 has a CVSS score of 6.4 (MEDIUM). The Download Manager WordPress plugin has a stored XSS vulnerability in all versions up to 3.3.18. Authenticated attackers with author-level access or higher can inject malicious scripts via the wpdm_user_dashboard shortcode, which execute when users view compromised pages.

📋 TL;DR

The Download Manager WordPress plugin has a stored XSS vulnerability in all versions up to 3.3.18. Authenticated attackers with author-level access or higher can inject malicious scripts via the wpdm_user_dashboard shortcode, which execute when users view compromised pages.

💻 Affected Systems

Products:

WordPress Download Manager plugin

Versions: All versions up to and including 3.3.18

Operating Systems: All

Default Config Vulnerable: ⚠️ Yes

Notes: Requires WordPress installation with Download Manager plugin enabled and at least one user with author role or higher.

📦 What is this software?

Download Manager by W3eden

View all CVEs affecting Download Manager →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal admin credentials, redirect users to malicious sites, deface websites, or install backdoors leading to complete site compromise.

🟠

Likely Case

Attackers with author accounts inject malicious scripts to steal user session cookies or redirect visitors to phishing pages.

🟢

If Mitigated

With proper user role management and input validation, impact is limited to isolated script execution without privilege escalation.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes

Weaponized: LIKELY

Unauthenticated Exploit: ✅ No

Complexity: LOW

Exploitation requires authenticated access with author privileges or higher. Public proof-of-concept exists in security advisories.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 3.3.19

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3313608%40download-manager&old=3308801%40download-manager&sfp_email=&sfph_mail=

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Download Manager and click 'Update Now'. 4. Verify version is 3.3.19 or higher.

🔧 Temporary Workarounds

Remove vulnerable shortcode usage

all

Temporarily remove or disable the wpdm_user_dashboard shortcode from posts/pages

Restrict user roles

all

Review and minimize users with author or higher privileges

🧯 If You Can't Patch

Implement web application firewall (WAF) rules to block XSS payloads
Disable the Download Manager plugin entirely until patched

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for Download Manager version. If version ≤ 3.3.18, vulnerable.

Check Version:

wp plugin list --name='download-manager' --field=version

Verify Fix Applied:

After update, confirm Download Manager version is 3.3.19 or higher in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

Unusual POST requests to pages with wpdm_user_dashboard shortcode
Multiple failed login attempts followed by successful author-level login

Network Indicators:

Script tags with suspicious attributes in page content
Unexpected outbound connections from WordPress pages

SIEM Query:

source="wordpress" AND ("wpdm_user_dashboard" OR "download-manager") AND ("script" OR "onerror" OR "onload")

📊 Metadata

CVE ID: CVE-2025-4367

CVSS v3 Score: 6.4 (MEDIUM)

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

CWE: CWE-80

EPSS Score: 0.03% exploit probability (8.5th percentile)

Published: June 19, 2025

Last Updated: July 9, 2025

🔗 References

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