Firejail through 0.9.62 mishandles shell metacharacters during use of the --output or --output-stderr option, which may lead to command injection.
lists.opensuse.org/opensuse-security-announce/2020-08/msg00036.html
github.com/netblue30/firejail/
lists.debian.org/debian-lts-announce/2020/08/msg00033.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JFXN3JJG4DIMN4TAHOTKFMS7SGM4EOTR/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W66IR5YT4KG464SKEMQN2NP2LGATGEGS/
security.gentoo.org/glsa/202101-02
www.debian.org/security/2020/dsa-4742
www.debian.org/security/2020/dsa-4743