CVE-2017-20227CWE-787

JAD 1.5.8e-1kali1 Stack-Based Buffer Overflow

Critical · published March 28, 2026

CVSS v4.0
9.3
EPSS
1%
Percentile
51.0
In the wild
Unconfirmed
What it is

JAD Java Decompiler 1.5.8e-1kali1 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying overly long input that exceeds buffer boundaries. Attackers can craft malicious input passed to the jad command to overflow the stack and execute a return-oriented programming chain that spawns a shell.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
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
EPSS
0.00668 · 51.0th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-28T11:58Z
EPSS history
Timeline
  • 28 MAR 11:58Z
    JAD 1.5.8e-1kali1 Stack-Based Buffer Overflow
    cvelistv5