CVE-2016-20049 CRITICAL

CVE-2016-20049: JAD 1.5.8e-1kali1 Stack-Based Buffer Overflow Remote Code Execution

Vendor Varaneckas
Product JAD Java Decompiler
Weakness CWE-787
Published March 28, 2026
Last update March 30, 2026

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

JAD 1.5.8e-1kali1 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying oversized input that exceeds buffer boundaries. Attackers can craft malicious input strings exceeding 8150 bytes to overflow the stack, overwrite return addresses, and execute shellcode in the application context.

Key dates

02Disclosure timeline

March 28, 2026 CVE published
March 30, 2026 Record updated