CVE-2017-16956

Name of the Vulnerable Software and Affected Versions b3log Symphony (aka Sym) version 2.2.0

Description The issue allows for an XSS attack by sending a private letter with a certain /article URI, and a second private letter with a modified title.

Recommendations For version 2.2.0, as a temporary workaround, consider restricting access to the private letter feature until a patch is available. Avoid using the modified title feature in private letters to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.