What’s Vulnerable › Vulnerabilities

CVE-2023-6964: Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.1.26 - Authenticated(Contributor+) Server-Side Request Forgery (SSRF)

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-09 · updated 2026-06-17
• Weakness: CWE-918

Description

The Gutenberg Blocks by Kadence Blocks – Page Builder Features plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.1.26 via the 'kadence_import_get_new_connection_data' AJAX action. This makes it possible for authenticated attackers, with contributor-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

Affected products

• stellarwp Kadence Blocks — Page Builder Toolkit for Gutenberg Editor: before 3.2.12 — fixed in 3.2.12

How to fix

Upgrade to a fixed version: stellarwp Kadence Blocks — Page Builder Toolkit for Gutenberg Editor 3.2.12. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3019592%40kadence-blocks&old=2996625%40kadence-blocks&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/b01ad77f-2349-48bb-b4e9-f7cbce435de9?source=cve
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3019592%40kadence-blocks&old=2996625%40kadence-blocks&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/b01ad77f-2349-48bb-b4e9-f7cbce435de9?source=cve

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