Description XWiki 12.10.2 allows XSS via an SVG document to the upload feature of the comment section. Remediation References CVE-2021-3137 Related Vulnerabilities WordPress 5.3.x Multiple Vulnerabilities (5.3 - 5.3.16) WordPress Plugin Kimili Flash Embed Unspecified Vulnerability (2.2.1) concrete5 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2014-9526) PHP Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') Vulnerability (CVE-2016-7125) MySQL CVE-2020-14828 Vulnerability (CVE-2020-14828) Severity Medium Classification CVE-2021-3137 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