What’s Vulnerable › Vulnerabilities

CVE-2021-47957: WordPress Plugin Cookie Law Bar 1.2.1 Stored XSS via clb_bar_msg

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-16 · updated 2026-06-17
• Weakness: CWE-79

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 products

• Cookielawinfo Cookie Law Bar: 1.2.1

References

• https://wordpress.org/plugins/cookie-law-bar/
• https://www.cookielawinfo.com/wordpress-plugin/
• https://www.exploit-db.com/exploits/49905
• https://www.vulncheck.com/advisories/wordpress-plugin-cookie-law-bar-stored-xss-via-clb-bar-msg

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