CVE-2025-22651

7.1 HIGH

📋 TL;DR

This vulnerability allows attackers to inject malicious scripts into web pages generated by the Stylish Google Sheet Reader WordPress plugin. When users visit a specially crafted URL, the script executes in their browser, potentially stealing cookies, session tokens, or performing actions on their behalf. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • Stylish Google Sheet Reader WordPress Plugin
Versions: n/a through 4.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All installations with vulnerable versions 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

Attackers could steal administrator session cookies, take over WordPress sites, deface websites, inject malware, or redirect users to malicious sites.

🟠

Likely Case

Attackers steal user session cookies, perform actions as authenticated users, or redirect users to phishing pages.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Reflected XSS vulnerabilities are commonly exploited and require minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.1 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/stylish-google-sheet-reader/vulnerability/wordpress-stylish-google-sheet-reader-plugin-4-0-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 'Stylish Google Sheet Reader'. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 4.1+ from WordPress.org and replace the plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched.

wp plugin deactivate stylish-google-sheet-reader

Web Application Firewall (WAF)

all

Configure WAF rules to block XSS payloads targeting this plugin.

🧯 If You Can't Patch

  • Implement Content Security Policy (CSP) headers to restrict script execution
  • Use web application firewall to filter malicious input patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for Stylish Google Sheet Reader version 4.0 or earlier.

Check Version:

wp plugin get stylish-google-sheet-reader --field=version

Verify Fix Applied:

Verify plugin version is 4.1 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

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

Network Indicators:

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

SIEM Query:

source="web_server_logs" AND ("stylish-google-sheet" OR "wp-content/plugins/stylish-google-sheet") AND ("<script>" OR "javascript:" OR "%3Cscript%3E")

🔗 References

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