iTextPDF in iText 7 and up to (excluding 4.4.13.3) 7.1.17 allows command injection via a CompareTool filename that is mishandled on the gs (aka Ghostscript) command line in GhostscriptHelper.java.Referenceshttps://github.com/itext/itext7/releases/tag/7.1.17https://pastebin.com/BXnkY9YYhttps://lists.debian.org/debian-lts-announce/2023/01/msg00013.htmlhttps://www.debian.org/security/2023/dsa-5323https://github.com/itext/itextpdf/releases/tag/5.5.13.3
