the web framework using ljharb's qs module older than v6.3.2, v6.2.3, v6.1.2, and v6.0.4 is vulnerable to a DoS. A malicious user can send a evil request to cause the web framework crash.Referenceshttps://github.com/ljharb/qs/issues/200https://access.redhat.com/errata/RHSA-2017:2672
