CRITICALVulnerability
Verified
Global

NVD CRITICAL: CVE-2017-20227 — JAD Java Decompiler 1.5.8e-1kali1 and prior contains a stack-based buffer overfl...

Saturday, March 28, 2026 at 12:16 PM UTC·Source: NIST NVD

Updated: Thursday, April 2, 2026 at 05:46 PM UTC

Executive Summary

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.

Analysis

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. CVSS Score: 9.8. Published: 2026-03-28T12:16:01.993.

Indicators of Compromise (1)

CVE (1)
CVE-2017-20227
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on Mar 28, 2026. Verified by: NIST.

Related Threats

MEDIUMVulnerability

Geopolitics, AI, and Cybersecurity: Insights From RSAC 2026

AI-driven threats, global leadership shifts, and the future of cybersecurity in a rapidly evolving landscape were among the discussions at RSAC 2026 Conference.

Dark Reading
MEDIUMVulnerability

House Dems decry confirmed ICE usage of Paragon spyware

The trio of Democrats weren’t satisfied with Immigration and Customs Enforcement answers, and criticized the spyware’s use. The post House Dems decry confirmed ICE usage of Paragon spyware appeared first on CyberScoop .

CyberScoop
MEDIUMVulnerability

Not Toying Around: Hasbro Attack May Take 'Weeks' to Remediate

The company's 8-K filing notes "unauthorized access" and that it's activated business continuity plans and taken some systems offline.

Dark Reading