CVE-2025-11879: Access Control Flaw (CVSS 6.5)

Description

The GenerateBlocks plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'get_option_rest' function in all versions up to, and including, 2.1.1. This makes it possible for authenticated attackers, with contributor level access and above, to read arbitrary WordPress options, including sensitive information such as SMTP credentials, API keys, and other data stored by other plugins.

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CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-285 CWE-285

References

Other References

https://plugins.trac.wordpress.org/browser/generateblocks/tags/2.1.1/includes/class-meta-handler.php#L19 https://plugins.trac.wordpress.org/browser/generateblocks/tags/2.1.1/includes/class-meta-handler.php#L356 https://plugins.trac.wordpress.org/browser/generateblocks/tags/2.1.1/includes/class-meta-handler.php#L78 https://www.wordfence.com/threat-intel/vulnerabilities/id/5f1ba1c7-de88-4070-a4ec-fbe4a0c30920?source=cve

Frequently Asked Questions

What is CVE-2025-11879? +

The GenerateBlocks plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'get_option_rest' function in all versions up to, and including, 2.1.1. This makes it possible for authenticated attackers, with contributor level access and above, to read arbitrary WordPress options, including sensitive information such as SMTP credentials, API keys, and other data stored by other plugins. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-11879? +

CVE-2025-11879 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-11879? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-11879