Vulnerability · Published Apr 1, 2026 · Assigned by Patchstack
CVE-2026-34889WordPress Ultimate Addons for WPBakery Page Builder plugin < 3.21.4 - Cross Site Scripting (XSS) vulnerability
Medium 6.5
In plain English
A medium-severity cross-site scripting in Ultimate Addons for WPBakery Page Builder from Brainstorm Force. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.2%top 92.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Ultimate Addons for WPBakery Page Builder allows DOM-Based XSS.This issue affects Ultimate Addons for WPBakery Page Builder: from n/a before 3.21.4.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Brainstorm Force | Ultimate Addons for WPBakery Page Builder | n/a – before 3.21.4 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L