ReportLab through 3.5.26 allows remote code execution because of toColor(eval(arg)) in colors.py, as demonstrated by a crafted XML document with '<span color="' followed by arbitrary Python code.
https://www.debian.org/security/2020/dsa-4663
https://usn.ubuntu.com/4273-1/
https://security.netapp.com/advisory/ntap-20240719-0006/
https://security.gentoo.org/glsa/202007-35
https://lists.debian.org/debian-lts-announce/2020/02/msg00019.html
https://bitbucket.org/rptlab/reportlab/src/default/CHANGES.md
https://bitbucket.org/rptlab/reportlab/issues/199/eval-in-colorspy-leads-to-remote-code
https://access.redhat.com/errata/RHSA-2020:0230
https://access.redhat.com/errata/RHSA-2020:0201
https://access.redhat.com/errata/RHSA-2020:0197
https://access.redhat.com/errata/RHSA-2020:0195
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00002.html