CVE-2021-47957

WordPress Plugin Cookie Law Bar 1.2.1 Stored XSS via clb_bar_msg

MEDIUM
6.4
CVSS Score
Published: May 16, 2026 at 03:26 PM UTC
Updated: June 17, 2026 at 04:18 AM UTC
1 product affected across 1 vendorCookie Law Bar

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Severity
MEDIUM6.4
Exploit prediction
EPSS 0.2%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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