A stack overflow in the ZBarcode_Encode function of Monkeybread Software MBS DynaPDF Plugin v21.3.1.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
https://gist.github.com/transparencybeam/818f52535929ec471d234bab67d94987
https://gist.github.com/Hyobin/818f52535929ec471d234bab67d94987