What’s Vulnerable › Vulnerabilities

CVE-2021-38345: Brizy <= 1.0.125 and 1.0.127 – 2.3.11 Incorrect authorization checks allowing Post modification

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-14 · updated 2026-06-17
• Weakness: CWE-79

Description

The Brizy Page Builder plugin <= 2.3.11 for WordPress used an incorrect authorization check that allowed any logged-in user accessing any endpoint in the wp-admin directory to modify the content of any existing post or page created with the Brizy editor. An identical issue was found by another researcher in Brizy <= 1.0.125 and fixed in version 1.0.126, but the vulnerability was reintroduced in version 1.0.127.

Affected products

• Brizy.io Brizy - Page Builder: before 1.0.1.126; from 1.0.127 through 2.3.11 — fixed in 1.0.1.126

How to fix

Upgrade to a fixed version: Brizy.io Brizy - Page Builder 1.0.1.126. Check the vendor advisory for mitigations.

References

• https://www.wordfence.com/blog/2021/10/multiple-vulnerabilities-in-brizy-page-builder-plugin-allow-site-takeover/
• https://www.wordfence.com/blog/2021/10/multiple-vulnerabilities-in-brizy-page-builder-plugin-allow-site-takeover/

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