[CVE-2021-40369] Apache JSPWiki Cross-site scripting vulnerability on Denounce plugin

[Juan Pablo Santos Rodríguez <juanpablo () apache org>]

Severity
Medium

Vendor
The Apache Software Foundation

Versions Affected
Apache JSPWiki up to 2.11.0.M8

Description
A carefully crafted plugin link invocation could trigger an XSS
vulnerability on Apache JSPWiki, related to the Denounce plugin, which
could allow the attacker to execute javascript in the victim's browser
and get some sensitive information about the victim.

Mitigation
Apache JSPWiki users should upgrade to 2.11.0 or later.

Credit
This issue was discovered by map1e (root () lazymaple pw).