Stored Cross-Site Scripting in Beaver Builder Plugin for WordPress
CVE-2025-8427

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Beaver Builder Plugin (starter Version)
Vendor
CVE Published:
23 October 2025

What is CVE-2025-8427?

The Beaver Builder Plugin (Starter Version) for WordPress is affected by a vulnerability that allows stored cross-site scripting through the 'auto_play' parameter. This flaw arises from inadequate input sanitization and output escaping, enabling authenticated attackers with Contributor-level access or greater to inject malicious scripts. These scripts can execute whenever a user visits compromised pages, posing a significant threat to website security and user experience.

Affected Version(s)

Beaver Builder Plugin (Starter Version) * <= 2.9.2.1

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://www.wpbeaverbuilder.com/change-logs/

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Sulabh Jain
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CVE-2025-8427 : Stored Cross-Site Scripting in Beaver Builder Plugin for WordPress