CVE-2025-68012

7.1 HIGH

📋 TL;DR

This stored cross-site scripting (XSS) vulnerability in the CodeColorer WordPress plugin allows attackers to inject malicious scripts into web pages that persist across sessions. When exploited, it enables attackers to steal session cookies, redirect users, or perform actions on their behalf. All WordPress sites using CodeColorer version 0.10.1 or earlier are affected.

💻 Affected Systems

Products:
  • WordPress CodeColorer Plugin
Versions: All versions up to and including 0.10.1
Operating Systems: All operating systems running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability exists in the code highlighting functionality where user input isn't properly sanitized before being output to web pages.

⚠️ 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 administrator credentials, take over the WordPress site, install backdoors, deface the site, or use it as a platform for further attacks against visitors.

🟠

Likely Case

Attackers inject malicious JavaScript to steal user session cookies, redirect users to phishing sites, or perform actions on behalf of authenticated users.

🟢

If Mitigated

With proper input validation and output encoding, the malicious payloads would be neutralized before reaching users, preventing any exploitation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires the ability to submit content that gets processed by the CodeColorer plugin, which typically requires contributor-level access or higher in WordPress.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 0.10.2 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/codecolorer/vulnerability/wordpress-codecolorer-plugin-0-10-1-stored-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 CodeColorer and click 'Update Now'. 4. Alternatively, download version 0.10.2+ from WordPress.org and replace the plugin files.

🔧 Temporary Workarounds

Disable CodeColorer Plugin

all

Temporarily disable the vulnerable plugin until patching is possible

wp plugin deactivate codecolorer

Implement WAF Rules

all

Add web application firewall rules to block XSS payloads targeting CodeColorer endpoints

🧯 If You Can't Patch

  • Restrict user roles that can submit content processed by CodeColorer to trusted administrators only
  • Implement Content Security Policy (CSP) headers to mitigate impact of successful XSS exploitation

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins → CodeColorer version. If version is 0.10.1 or earlier, you are vulnerable.

Check Version:

wp plugin get codecolorer --field=version

Verify Fix Applied:

After updating, verify CodeColorer version shows 0.10.2 or higher in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to WordPress admin-ajax.php or admin-post.php with CodeColorer-related parameters containing script tags or JavaScript

Network Indicators:

  • HTTP requests containing malicious script payloads in parameters that get processed by CodeColorer

SIEM Query:

source="wordpress.log" AND ("codecolorer" OR "wp-content/plugins/codecolorer") AND ("<script" OR "javascript:" OR "onerror=" OR "onload=")

🔗 References

📤 Share & Export