CVE-2025-28925

7.1 HIGH

📋 TL;DR

This CSRF vulnerability in the WATI Chat and Notification WordPress plugin allows attackers to trick authenticated administrators into performing actions that inject malicious scripts. When exploited, it leads to stored XSS where the malicious scripts persist on the site. All WordPress sites using affected plugin versions are vulnerable.

💻 Affected Systems

Products:
  • WATI Chat and Notification WordPress Plugin
Versions: All versions up to and including 1.1.2
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with the vulnerable plugin activated. The vulnerability requires an authenticated administrator to be tricked into visiting a malicious page while logged in.

⚠️ 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 inject persistent malicious scripts that steal administrator credentials, deface websites, redirect visitors to malicious sites, or install backdoors for further compromise.

🟠

Likely Case

Attackers would typically use this to inject cryptocurrency miners, adware, or credential-stealing scripts that affect all visitors to the compromised WordPress site.

🟢

If Mitigated

With proper CSRF protections and content security policies, the attack would fail or have limited impact even if attempted.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires social engineering to trick an administrator into clicking a malicious link while authenticated. The CSRF leads to stored XSS payload injection.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.1.2

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/wati-chat-and-notification/vulnerability/wordpress-wati-chat-and-notification-plugin-1-1-2-csrf-to-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 'WATI Chat and Notification'. 4. Click 'Update Now' if available. 5. If no update appears, manually download latest version from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Implement CSRF Protection Headers

all

Add CSRF tokens or same-site cookie attributes to protect authenticated requests

Content Security Policy

all

Implement CSP headers to restrict script execution sources

🧯 If You Can't Patch

  • Deactivate the WATI Chat and Notification plugin immediately
  • Implement web application firewall rules to block suspicious POST requests to admin-ajax.php endpoints

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins. Look for WATI Chat and Notification version number.

Check Version:

wp plugin list --name='wati-chat-and-notification' --field=version

Verify Fix Applied:

Verify plugin version is greater than 1.1.2 in WordPress admin plugins page

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to admin-ajax.php with suspicious parameters
  • Multiple failed CSRF token validations in WordPress logs

Network Indicators:

  • Unexpected JavaScript injection in plugin settings or content
  • External script loads from unfamiliar domains

SIEM Query:

source="wordpress.log" AND ("admin-ajax.php" AND "wati" AND "POST")

🔗 References

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