CVE-2025-23978

7.1 HIGH

📋 TL;DR

A Cross-Site Request Forgery (CSRF) vulnerability in the Ninos Ego FlashCounter WordPress plugin allows attackers to perform stored cross-site scripting (XSS) attacks. This affects WordPress sites using FlashCounter plugin versions up to 1.1.8. Attackers can trick authenticated administrators into executing malicious actions that inject persistent scripts.

💻 Affected Systems

Products:
  • Ninos Ego FlashCounter WordPress Plugin
Versions: All versions up to and including 1.1.8
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with FlashCounter plugin enabled. The vulnerability is present in default configurations.

⚠️ 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 malicious JavaScript that steals administrator credentials, redirects users to malicious sites, or takes full control of the WordPress site when administrators view infected pages.

🟠

Likely Case

Attackers create fake forms or links that trick logged-in administrators into unknowingly submitting malicious payloads, leading to persistent XSS that affects all users visiting compromised pages.

🟢

If Mitigated

With proper CSRF tokens and input validation, the attack would fail at the initial CSRF stage, preventing XSS payload injection entirely.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploitation requires tricking an authenticated administrator into clicking a malicious link or visiting a crafted page. The CSRF leads to stored XSS, making it a two-stage attack.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 1.1.9 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/flashcounter/vulnerability/wordpress-flashcounter-plugin-1-1-8-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 FlashCounter plugin. 4. Click 'Update Now' if update is available. 5. If no update appears, manually download version 1.1.9+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Implement CSRF Protection

all

Add CSRF tokens to all form submissions and AJAX requests in the plugin code

Disable Plugin

WordPress CLI

Temporarily disable FlashCounter plugin until patched

wp plugin deactivate flashcounter

🧯 If You Can't Patch

  • Remove FlashCounter plugin completely if not essential
  • Implement web application firewall (WAF) rules to block CSRF and XSS patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin > Plugins > Installed Plugins for FlashCounter version. If version is 1.1.8 or lower, you are vulnerable.

Check Version:

wp plugin get flashcounter --field=version

Verify Fix Applied:

After updating, verify FlashCounter version shows 1.1.9 or higher in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to FlashCounter admin endpoints without referrer headers
  • JavaScript injection patterns in plugin-related database entries

Network Indicators:

  • CSRF attack patterns with missing or forged origin/referrer headers
  • Unexpected iframe or form submissions to WordPress admin-ajax.php

SIEM Query:

source="wordpress.log" AND ("flashcounter" OR "admin-ajax.php") AND (status=200 OR status=302) AND (referer="-" OR origin="null")

🔗 References

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