Index Page of 1-day Research (CVE-2021-39863) 0. Exploit PDF && Exploit Code 1. Exploit Knowledge 1) Encoding [UTF-16BE; ANSI] Encoding [UTF-16BE; ANSI] [English] Encoding [UTF-16BE; ANSI] 2) Processing JS Script in PDF at Adobe Processing JS Script in PDF at Adobe [English] Processing JS Script in PDF at Adobe 3) JS Object - SpiderMonkey JS Object - SpiderMonkey [English] JS Object - SpiderMonkey 4) Windows Heap Windows Heap [English] Windows Heap 2. Analysis CVE-2021-39863 Analysis [English] CVE-2021-39863 Analysis 3. Exploit CVE-2021-39863 Exploit [English] CVE-2021-39863 Exploit