How widely exploitable is this vulnerability in real deployments?

Exploitability depends on how the Dagu Web UI/API is exposed. If the DAG management endpoints are accessible only to trusted administrators on an internal network, the risk is constrained to those users or any attacker who can hijack their access. If the interface is exposed more broadly or lacks strong authentication, the vulnerability becomes remotely exploitable by any client that can reach the endpoints.

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

An attacker must be able to send HTTP requests to the DAG GET, DELETE, RENAME, or EXECUTE endpoints with control over the `{fileName}` parameter. Any authentication or authorization configured on the Web UI or API must be satisfied, so compromised admin credentials or misconfigured access controls can significantly increase the risk.

What is the safest general fix pattern for developers?

The most robust fix pattern is to centralize path handling: normalize all DAG identifiers, validate them using a shared routine, and construct file paths only from validated names. Additionally, verify that all resolved paths remain strictly within the configured DAG directory before any file operation, rejecting requests that attempt to traverse outside.

Severity:

HIGH RISK

(8.1)

Path Traversal (CWE-22) in Dagu Workflow Engine DAG Operations API

CVE-2026-33344

Published:

Mar 24, 2026

Status:

Analyzed

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:

Path Traversal

CWE:

CWE-22

Impact:

File System Access and Manipulation Outside Intended Directory

Severity:

HIGH RISK

(8.1)

CVSS Version:

3.1

Vulnerability Type

Category:

Path Traversal

CWE:

CWE-22

Impact:

File System Access and Manipulation Outside Intended Directory

Severity:

HIGH RISK

(8.1)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.

Get Started

Ship clean & secure code faster

START 14 DAYS FREE TRIAL

BOOK A DEMO

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Made with Love in San Francisco

355 Bryant St. San Francisco, CA 94107, USA

Ask AI for summary of CodeAnt

Path Traversal (CWE-22) in Dagu Workflow Engine DAG Operations API

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

Product

Pricing

Company

Legal

Developers

Compare

Product

Pricing

Company

Legal

Developers

Compare

Product

Pricing

Company

Legal

Developers

Compare