XSS Vulnerability in b3log Symphony 2.2.0 Admin Console

CVE-2017-16821 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

b3log Symphony (aka Sym) 2.2.0 has XSS in processor/AdminProcessor.java in the admin console, as demonstrated by a crafted X-Forwarded-For HTTP header that is mishandled during display of a client IP address in /admin/user/userid.

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