Description Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component. Remediation References CVE-2021-40214 Related Vulnerabilities PHP Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2010-2531) WordPress Plugin Ghost Arbitrary File Download (0.5.5) MediaWiki Improper Input Validation Vulnerability (CVE-2017-0370) Squid Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Vulnerability (CVE-2020-15049) WordPress Plugin WP Easy Gallery Cross-Site Scripting (4.1) Severity Medium Classification CVE-2021-40214 CWE-707 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Tags Missing Update Known Vulnerabilities