Orca, a security firm that works with the cloud computing platform, demonstrates how two vulnerabilities can be exploited to carry out cross-site scripting (XSS) attacks.
The company’s research uses a weakness in the postMessage iframe, a type of window element that allows for cross-origin communication.
Once an attacker successfully embeds the iframe in a remote server, they can exploit the misconfigured endpoint.
In a proof-of-concept, Orca demonstrates how a specially crafted postMessage can be manipulated to execute an XSS payload.
Following responsible disclosure of the flaws on April 13 and May 3, 2023, Microsoft has rolled out security fixes to remediate them.
Join the SessionTwo dangerous security vulnerabilities have been disclosed in Microsoft Azure Bastion and Azure Container Registry that could have been exploited to perform XSS attacks.
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