Is this vulnerability remotely exploitable?

It can be, depending on how PraisonAI is integrated. If remote users, agents, or external systems can influence the code passed into run_python(), then they may be able to trigger OS command execution over the network. If only fully trusted components can call run_python() with controlled input, the practical exposure is narrower.

What level of access does an attacker need to exploit this?

An attacker needs the ability to control or significantly influence the string passed to run_python(). This might be direct (e.g., an API parameter or web form) or indirect (e.g., prompt injection in an LLM workflow where agent responses are fed into run_python() without strict validation).

What is the safest general fix pattern?

The most robust fix is to remove shell interpretation entirely: avoid shell=True and invoke Python (or other tools) using structured argument lists where untrusted data is passed as data, not as part of a command line. Additionally, avoid supporting arbitrary code strings; instead route through constrained, predefined operations.

Severity:

HIGH RISK

(7.8)

OS Command Injection (CWE-78) in PraisonAI run_python Shell Wrapper

CVE-2026-34937

Published:

Apr 3, 2026

Status:

Received

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

Remote Code Execution on the Router

April 6, 2026

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Remote Code Execution on Router Firmware

April 6, 2026

Vulnerability Type

Category:

OS Command Injection

CWE:

CWE-78

Impact:

Remote Code Execution via Shell Command Injection

Severity:

HIGH RISK

(7.8)

CVSS Version:

3.1

Vulnerability Type

Category:

OS Command Injection

CWE:

CWE-78

Impact:

Remote Code Execution via Shell Command Injection

Severity:

HIGH RISK

(7.8)

CVSS Version:

3.1

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OS Command Injection (CWE-78) in PraisonAI run_python Shell Wrapper

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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