CVE-2026-31226 - Vulnerability Analysis

Overview

TinyZero contains a command injection caused by unsafe construction and execution of shell commands via os.system() in HDFS file operation utilities, letting remote attackers execute arbitrary OS commands, exploit requires user-controlled input via Hydra configuration.

Severity & Score

Impact

Remote attackers can execute arbitrary OS commands with the privileges of the TinyZero training process user.

Mitigation

Update to a version that properly sanitizes and escapes inputs in the _copy() function or apply input validation and escaping before shell command execution.

References

• https://github.com/Jiayi-Pan/TinyZero
• https://www.notion.so/CVE-2026-31226-35d1e139318881d19af5d63095c74579

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner