CVE-2025-28893

9.9 CRITICAL

📋 TL;DR

This CVE describes a critical remote code execution vulnerability in the Visual Text Editor WordPress plugin. Attackers can inject malicious code through the plugin's functionality, potentially gaining full control of affected WordPress sites. All WordPress installations using Visual Text Editor version 1.2.1 or earlier are affected.

💻 Affected Systems

Products:
  • Visual Text Editor WordPress Plugin
Versions: n/a through 1.2.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations with the vulnerable plugin version are affected regardless of configuration.

⚠️ 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

Complete compromise of the WordPress installation, allowing attackers to execute arbitrary code, steal sensitive data, install backdoors, deface websites, or pivot to other systems.

🟠

Likely Case

Attackers gain shell access to the web server, enabling data theft, malware deployment, and persistence mechanisms.

🟢

If Mitigated

With proper web application firewalls and input validation, exploitation attempts are blocked, limiting impact to failed attack attempts.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

The vulnerability allows remote code execution without authentication, making it highly attractive to attackers.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.2.2 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/visual-text-editor/vulnerability/wordpress-visual-text-editor-plugin-1-2-1-remote-code-execution-rce-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Visual Text Editor. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 1.2.2+ from WordPress.org and replace the plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patching is possible

wp plugin deactivate visual-text-editor

Web Application Firewall Rule

all

Block exploitation attempts with WAF rules targeting the vulnerable endpoint

🧯 If You Can't Patch

  • Immediately disable or remove the Visual Text Editor plugin from all WordPress installations
  • Implement strict network segmentation and monitor for unusual outbound connections from web servers

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Visual Text Editor version. If version is 1.2.1 or earlier, you are vulnerable.

Check Version:

wp plugin get visual-text-editor --field=version

Verify Fix Applied:

Verify plugin version is 1.2.2 or later in WordPress admin panel and test plugin functionality remains working.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to visual-text-editor endpoints
  • PHP code execution attempts in web server logs
  • Unexpected file creation in wp-content/uploads

Network Indicators:

  • Outbound connections from web server to unknown IPs
  • Unusual traffic patterns to plugin-specific endpoints

SIEM Query:

source="web_server.log" AND ("visual-text-editor" OR "php://" OR "base64_decode")

🔗 References

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