CVE-2025-8776

6.4 MEDIUM

📋 TL;DR

The Epic Bootstrap Buttons WordPress plugin has a stored XSS vulnerability in all versions up to 1.0. Authenticated attackers with Contributor access or higher can inject malicious scripts that execute when users view compromised pages. This affects all WordPress sites using vulnerable versions of this plugin.

💻 Affected Systems

Products:
  • Epic Bootstrap Buttons WordPress Plugin
Versions: All versions up to and including 1.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with vulnerable plugin version and at least one user with Contributor role or higher.

⚠️ 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 admin credentials, deface websites, redirect users to malicious sites, or install backdoors for persistent access.

🟠

Likely Case

Attackers inject malicious scripts to steal user session cookies, perform actions on behalf of users, or display unwanted content.

🟢

If Mitigated

With proper input validation and output escaping, malicious scripts would be neutralized before execution.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploitation requires authenticated access but is technically simple once attacker has Contributor-level credentials.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.0 (check plugin repository for latest)

Vendor Advisory: https://wordpress.org/plugins/epic-bootstrap-buttons/#developers

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Epic Bootstrap Buttons. 4. Click 'Update Now' if available. 5. If no update available, deactivate and delete the plugin.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily deactivate the vulnerable plugin until patched version is available

wp plugin deactivate epic-bootstrap-buttons

Remove Contributor Role Access

all

Restrict plugin access to only trusted administrators

🧯 If You Can't Patch

  • Remove the Epic Bootstrap Buttons plugin completely
  • Implement web application firewall rules to block XSS payloads targeting the 'icol' parameter

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for Epic Bootstrap Buttons version 1.0 or earlier

Check Version:

wp plugin get epic-bootstrap-buttons --field=version

Verify Fix Applied:

Verify plugin version is greater than 1.0 or plugin is removed

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to WordPress admin with 'icol' parameter containing script tags
  • Multiple failed login attempts followed by successful Contributor-level login

Network Indicators:

  • HTTP requests containing malicious script payloads in 'icol' parameter
  • Outbound connections to suspicious domains after page views

SIEM Query:

source="wordpress.log" AND ("icol" AND ("script" OR "javascript:" OR "onload=" OR "onerror="))

🔗 References

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