External risk intelligence

Azure Pipelines Command Injection Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.1)

CVE-2026-105014

Azure Pipelines is a widely used CI/CD service. While often used within internal development workflows, it frequently acts as an internet-accessible gateway or cloud-hosted service for managing and deploying infrastructure, making the underlying command injection surface plausibly and commonly reachable in many modern, distributed development environments.

Command Injection

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This advisory highlights a critical vulnerability in Azure Pipelines, a service used for continuous integration and continuous delivery. The flaw, known as command injection, could allow an unauthorized attacker to execute arbitrary code over a network. The primary concern is to confirm if this technology is in use and if it is exposed in a manner that could be exploited.

Unchecked commands in Azure Pipelines can be exploited.
Critical flaw allows remote code execution.
Verify Azure Pipelines usage and exposure.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending a specially crafted command over the network to Azure Pipelines. This could lead to the execution of arbitrary code on the affected system, potentially allowing the attacker to compromise the environment.

No special access needed.
Triggered by network command injection.
Remote code execution risk.

Live Threat

Current exploitation, exposure, and threat context

An improper neutralization of special elements used in a command, known as command injection, in Azure Pipelines could allow an unauthorized attacker to execute code over a network. This may affect the service's behavior and potentially lead to unauthorized code execution when supported by the advisory.

System code execution.
Network-based command injection.
Unauthorized code execution.

Operational Fix

Recommended remediation, mitigation, and detection steps

This command injection vulnerability in Azure Pipelines, a critical CI/CD service, requires prompt attention from teams managing development workflows and infrastructure. The first practical step is to identify all instances of Azure Pipelines, confirm their network exposure, and assess their business criticality to prioritize remediation efforts. Determining the accountable owner for each instance is crucial before planning any mitigation.

Ownership rests with Azure Pipelines and Infrastructure teams.
Verify network exposure and business criticality first.
Plan remediation based on identified risk and ownership.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

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Frequently asked questions

What is Azure Pipelines?

Azure Pipelines is a cloud-based service within the Azure DevOps suite that automates the building, testing, and deployment of software code. It allows developers to create sophisticated CI/CD pipelines that manage the movement of code from version control systems to production environments, acting as a critical bridge between source code and functional applications.

What does CWE-77 command injection mean for CVE-2026-105014?

This vulnerability, classified as CWE-77, occurs when an application fails to properly filter special characters in user-provided input before passing it to a system shell. In the context of this CVE, it means an attacker can inject their own system commands, tricking the service into executing unauthorized instructions with the same privileges as the application process.

How does an attacker trigger this command injection?

An attacker triggers this flaw by sending a specially crafted, malicious command through the network to the Azure Pipelines service. The bug does not require the attacker to have prior authentication or special system access; however, it is not triggered by standard, legitimate configuration files or normal pipeline operations that do not contain malicious payload strings.

Do I need to worry if my Azure Pipelines instance is internal?

Yes, you should assess your risk. While Halo Surface Signal identifies Azure Pipelines as a likely internet-accessible gateway due to its role in modern distributed development, internal instances are still vulnerable if they are reachable by unauthorized users within your network or if your pipeline infrastructure is connected to external services that can be manipulated.

When should I prioritize responding to this CVE?

You should prioritize this immediately if your Azure Pipelines instances handle sensitive deployment credentials or production infrastructure. Start by cataloging every instance of the service, identifying the teams responsible for managing them, and determining their specific network connectivity to understand the potential reach of an attacker.

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105014

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.