XSS in Brizy Brizy-Page Builder
CVE-2021-38344
The Brizy Page Builder plugin <= 2.3.11 for WordPress was vulnerable to stored XSS by lower-privileged users such as a subscribers. It was possible to add malicious JavaScript to a page by modifying the request sent to update the page via the brizy_update_item AJAX action and adding JavaScript to the data parameter, which would be executed in the session of any visitor viewing or previewing the post or page.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.006 (45.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Brizy Brizy-page_builder
- Brizy.io Brizy - Page Builder — versions 2.3.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-38344?
- CVE-2021-38344 is a medium-severity vulnerability in Brizy Brizy-Page Builder, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2021-10-14.
- How severe is CVE-2021-38344?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2021-38344 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.