CVE-2025-31898

7.1 HIGH

📋 TL;DR

This vulnerability allows attackers to inject malicious scripts into web pages generated by the MediaView WordPress plugin, which are then executed in victims' browsers. It affects all WordPress sites running MediaView plugin versions up to 1.1.2. The vulnerability is reflected XSS, meaning the malicious script comes from the attacker's request and is reflected back in the response.

💻 Affected Systems

Products:
  • WordPress MediaView Plugin
Versions: n/a through 1.1.2
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable MediaView plugin versions installed and activated.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal session cookies, redirect users to malicious sites, perform actions on behalf of authenticated users, or deface websites.

🟠

Likely Case

Session hijacking leading to unauthorized access to WordPress admin panels, credential theft, or website defacement.

🟢

If Mitigated

Limited impact with proper input validation and output encoding, though some user interaction may still be required.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Reflected XSS vulnerabilities are commonly exploited and require minimal technical skill. The vulnerability is publicly documented with proof-of-concept details available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.1.3 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/mediaview/vulnerability/wordpress-mediaview-plugin-1-1-2-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find MediaView plugin. 4. Click 'Update Now' if update is available. 5. Alternatively, download version 1.1.3+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable MediaView Plugin

all

Temporarily disable the vulnerable plugin until patched.

wp plugin deactivate mediaview

Implement WAF Rules

all

Add web application firewall rules to block XSS payloads targeting MediaView endpoints.

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Use input validation and output encoding in custom code that interacts with MediaView

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for MediaView version. If version is 1.1.2 or earlier, you are vulnerable.

Check Version:

wp plugin get mediaview --field=version

Verify Fix Applied:

After updating, verify MediaView plugin version shows 1.1.3 or later in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests to MediaView endpoints containing script tags or JavaScript payloads
  • Multiple failed XSS attempts in web server logs

Network Indicators:

  • HTTP requests with suspicious parameters containing <script>, javascript:, or encoded payloads

SIEM Query:

source="*access.log*" AND ("mediaview" OR "/wp-content/plugins/mediaview/") AND ("<script" OR "javascript:" OR "%3Cscript" OR "onerror=" OR "onload=")

🔗 References

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