How to fix EUVD-2025-28370?

Within 24 hours: Identify all WordPress installations using wp-file-download plugin and document current versions via admin dashboard or security scanning tools. Within 7 days: Update wp-file-download to version 6.2.6 or later on all affected sites; verify successful deployment via plugin version confirmation. Within 30 days: Conduct access log review for suspicious activity targeting wp-file-download components; reset session tokens for any users who clicked potentially malicious links during the vulnerability window.

Is PHP affected by EUVD-2025-28370?

CVE-2025-5034 is a reflected cross-site scripting vulnerability in wp-file-download WordPress plugin (versions before 6.2.6) that allows attackers to execute malicious JavaScript in users' browsers through crafted links, potentially compromising user sessions and account credentials.

EUVD-2025-28370

| CVE-2025-5034 HIGH

2025-06-21 [email protected]

WordPress XSS PHP Wp File Download

7.1

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Updated

Apr 16, 2026 - 06:36 EUVD-patch-fix

executive_summary

Re-analysis Queued

Apr 16, 2026 - 05:29 backfill_euvd_patch

patch_released

patch_available

Apr 16, 2026 - 05:29 EUVD

6.2.6

Analysis Generated

Mar 15, 2026 - 21:35 vuln.today

EUVD ID Assigned

Mar 15, 2026 - 21:35 euvd

EUVD-2025-28370

PoC Detected

Jul 02, 2025 - 19:00 vuln.today

Public exploit code

CVE Published

Jun 21, 2025 - 06:15 nvd

HIGH 7.1

DescriptionNVD

The wp-file-download WordPress plugin before 6.2.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

AnalysisAI

CVE-2025-5034 is a Reflected Cross-Site Scripting (XSS) vulnerability in the wp-file-download WordPress plugin versions before 6.2.6, caused by failure to sanitize and escape user-supplied parameters before output. Attackers can craft malicious URLs containing JavaScript payloads that execute in victims' browsers when clicked, potentially stealing session cookies, hijacking accounts, or performing unauthorized actions. The vulnerability requires user interaction (clicking a link) but affects all users without authentication requirements, making it a moderate-to-significant risk for WordPress installations using this plugin.

Technical ContextAI

The wp-file-download plugin is a WordPress content delivery and file management extension that handles file download requests. The vulnerability stems from CWE-79 (Improper Neutralization of Input During Web Page Generation), a classic reflected XSS flaw where user-controlled input from URL parameters or form data is directly echoed into HTML responses without proper sanitization (via WordPress functions like sanitize_text_field(), sanitize_url()) or escaping (via esc_html(), esc_url(), esc_attr(), or esc_js()). The affected CPE is likely 'cpe:2.3:a:wp-file-download:wp-file-download:*:*:*:*:*:wordpress:*:*' with versions <6.2.6. The plugin likely processes file download requests through a parameter (possibly 'file', 'download', or 'url') that is rendered in the page without proper output encoding, allowing arbitrary HTML/JavaScript injection.

RemediationAI

Immediate Patch: Update wp-file-download plugin to version 6.2.6 or later immediately; method: WordPress Admin Dashboard > Plugins > Available Updates, or via WP-CLI: 'wp plugin update wp-file-download'; priority: CRITICAL Temporary Mitigation (if immediate patching is delayed): Disable the wp-file-download plugin temporarily in WordPress; method: WordPress Admin Dashboard > Plugins > Deactivate, or WP-CLI: 'wp plugin deactivate wp-file-download'; priority: HIGH Web Application Firewall (WAF): Implement WAF rules to detect and block XSS payloads in URL parameters targeting the plugin's vulnerable endpoints; method: Configure Wordfence, Sucuri, or ModSecurity rules to sanitize plugin requests; priority: MEDIUM Input Validation Hardening (for developers using the plugin): Review any custom code integrating wp-file-download and apply WordPress sanitization/escaping functions; method: Use sanitize_text_field(), esc_url(), esc_html() on all user inputs before rendering; priority: MEDIUM Monitoring: Monitor web server and WordPress logs for exploitation attempts (unusual URL parameters, script tags in queries); method: Review access logs for suspicious file download requests with encoded script payloads; priority: LOW

EUVD-2025-28370 vulnerability details – vuln.today

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EUVD-2025-28370

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code