CVE-2023-21553 Azure DevOps Server Remote Code Execution Vulnerability

High 7.5 Published 14 Feb 2023 Updated 19 Aug 2026

Attackers can execute arbitrary code on Azure DevOps Server instances, requiring immediate patching by administrators.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-21553?

CVE-2023-21553 is a high-severity code injection vulnerability in Microsoft Azure DevOps Server 2020.1.2, published on 14 Feb 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Azure DevOps Server Remote Code Execution Vulnerability

Weakness: CWE-94

Which versions are affected by CVE-2023-21553?

It affects 1 product.

Products include Microsoft Azure Devops Server.

How do I fix CVE-2023-21553?

No fix has been published for CVE-2023-21553 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-21553 being exploited?

There is no known exploitation of CVE-2023-21553 in the wild and no public exploit code.

Sources

Also known as GHSA-hwv6-qxxw-8ffm.