Provide references for CVE-2021-45394.
Where can I find more information about CVE-2021-45394?
References are available at: https://github.com/spipu/html2pdf, https://www.synacktiv.com/sites/default/files/2022-01/html2pdf_ssrf_deserialization.pdf, https://github.com/spipu/html2pdf/blob/master/CHANGELOG.md.