CVE-2021-47957 - CVE House
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Status published Medium CVE-2021-47957

WordPress Plugin Cookie Law Bar 1.2.1 Stored XSS via clb_bar_msg

Vulnerability Description

Cookie Law Bar 1.2.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting unsanitized input to the Bar Message field. Attackers can inject script payloads through the plugin settings page that execute in the browsers of all WordPress users viewing the site, enabling cookie theft and sensitive data exfiltration.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Mesut Cetin

Affected Vendor

Cookielawinfo

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Affected Software

Cookie Law Bar
Vulnerable Versions:
1.2.1

Timeline

Official Publish: May 16th, 2026
Last Modified: May 24th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Weaknesses (CWE)