CVE-2026-35428 Azure Cloud Shell Spoofing Vulnerability
An attacker can exploit command injection in Azure Cloud Shell to perform spoofing attacks over the network.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-35428?
CVE-2026-35428 is a critical command injection vulnerability in Microsoft Azure Cloud Shell, published on 7 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Improper neutralization of special elements used in a command ('command injection') in Azure Cloud Shell allows an unauthorized attacker to perform spoofing over a network.
Weakness: CWE-77
Which versions are affected by CVE-2026-35428?
It affects 1 product.
Products include Microsoft Azure Cloud Shell.
How do I fix CVE-2026-35428?
No fix has been published for CVE-2026-35428 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-35428 being exploited?
There is no known exploitation of CVE-2026-35428 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Azure Cloud Shell
Sources
Also known as GHSA-mgh8-qx2p-mmfj.