Vulnerability · Published Oct 14, 2021 · Assigned by Wordfence

CVE-2021-38344Brizy <= 2.3.11 Authenticated Stored Cross-Site Scripting

Medium 6.4

In plain English

A medium-severity cross-site scripting in Brizy - Page Builder from Brizy.io. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.1)6.4Medium

Exploit odds (30 days)0.6%top 49.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
Brizy.io	Brizy - Page Builder	2.3.11 – through 2.3.11

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

References

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