Provide references for CVE-2021-4304.
Where can I find more information about CVE-2021-4304?
References are available at: https://vuldb.com/?id.217447, https://vuldb.com/?ctiid.217447, https://github.com/eprintsug/ulcc-core/commit/811edaae81eb044891594f00062a828f51b22cb1.