Cross-site Scripting Vulnerability in Beautiful Cookie Consent Banner by Nikel
CVE-2025-49866

7.1HIGH

Key Information:

Vendor

WordPress
Status
Beautiful Cookie Consent Banner
Vendor
CVE Published:
4 July 2025

What is CVE-2025-49866?

The Beautiful Cookie Consent Banner by Nikel is vulnerable to a Cross-site Scripting (XSS) exploit due to improper neutralization of user input during web page generation. This vulnerability allows attackers to execute arbitrary JavaScript code in the context of users' browsers, potentially leading to data theft, session hijacking, or the injection of malicious content. All versions from n/a through 4.6.1 are affected, making it critical for users to update their installations to safeguard against potential attacks.

Affected Version(s)

Beautiful Cookie Consent Banner <= 4.6.1

References

https://patchstack.com/database/wordpress/plugin/beautifu...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Martin Herancourt (Patchstack Alliance)
.
CVE-2025-49866 : Cross-site Scripting Vulnerability in Beautiful Cookie Consent Banner by Nikel