Stored cross-site scripting in EU Cookie Law - CVE-2019-16522

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Main Vulnerability Database Vulnerabilities #VU21921

Stored cross-site scripting in EU Cookie Law - CVE-2019-16522

Published: October 17, 2019


Vulnerability identifier: #VU21921
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
CVE-ID: CVE-2019-16522
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Alex Moss
Affected software:
EU Cookie Law

Detailed vulnerability description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to improper encoding of several configuration options in the admin area "/wp-admin/options-general.php?page=peadig_eucookie" and the displayed cookie consent message (Font Color, Background Color and "Disable Cookie" text). A remote authenticated administrator can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


How to mitigate CVE-2019-16522

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources