CVE-2026-17431: Improper Neutralization of Special Elements used in an OS Command

PDF::WebKit versions through 1.2 for Perl allow OS command injection via a 2-arg open of the output path in topdf and of stylesheet paths in styletagfor. topdf reads the generated PDF back from its path argument, and styletagfor reads each entry of the stylesheets list, by assigning the path to a...