Not sure about viruses per se, but I know that there have been instances of embedded javascript in .pdf files which have been malicious.
Javascript can be turned off in Acrobat preferences. Likely a toggle in other .pdf readers as well. ...Kevin -- Kevin Miller Network/email Administrator, CBJ MIS Dept. 155 South Seward Street Juneau, Alaska 99801 Phone: (907) 586-0242, Fax: (907) 586-4588 Registered Linux User No: 307357 -----Original Message----- From: Marc Perkel [mailto:supp...@junkemailfilter.com] Sent: Thursday, March 03, 2016 11:26 AM To: users@spamassassin.apache.org Subject: PDF files containing executables? A customer of mine inquired about executable viruses inside of PDF files. Is that so? And if it is - is there any way of detecting executables inside of PDF? -- Marc Perkel - Sales/Support supp...@junkemailfilter.com http://www.junkemailfilter.com Junk Email Filter dot com 415-992-3400