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Zeroday Cloud hacking contest offers $4.5 million in bounties

BleepingComputer
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Bill Toulas
·
Published Oct 6, 2025
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Updated

A new hacking competition called Zeroday Cloud, focused on open-source cloud and AI tools, announced a total prize pool of $4.5 million in bug bounties for researchers that submit exploits for various targets. The contest is launched by the research arm of cloud security company Wiz in partnership with Google Cloud, AWS, and Microsoft, and is scheduled for December 10 and 11 at the Black Hat Europe conference in London, UK. Zeroday Cloud has six separate categories researchers can participate in, with bug bounties between $10,000 and $300,000: The rules of the competition say that submitted exploits should result in complete compromise of the target. Wiz explains that this means "a full Container/VM Escape for the Virtualization category, and a 0-click Remote Code Execution (RCE) vulnerability for other targets." The organizers also provide the conditions for each target, as well as the instructions and technical resources (Docker container with target on default configuration) security researchers can use to test their exploits. Researchers who register through the HackerOne platform and complete their ID verification and Tax Forms by November 20, are free to submit exploits for as many targets as they like, but they are limited to only one entry per target. Submitters of approved exploits will be invited to demonstrate them live during the event, either alone or in a team of up to five members. People residing in embargoed or sanctioned countries such as Russia, China, Ira...

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Affected Software

4 affected components
Wiz Cloud Security
Google Cloud
Amazon AWS
Microsoft Cloud

Frequently Asked Questions

1

What is the main topic of this article?

The article discusses a new hacking competition named Zeroday Cloud that offers $4.5 million in bug bounties for exploiting vulnerabilities in open-source cloud and AI tools.

2

What security implications are discussed in the article?

The article highlights the potential risks associated with vulnerabilities in widely used cloud services and the importance of addressing them through independent research.

3

What products or software are affected by the Zeroday Cloud competition?

The affected software includes Wiz Cloud Security, Google Cloud, Amazon AWS, and Microsoft Cloud.

4

Who is organizing the Zeroday Cloud hacking contest?

The Zeroday Cloud hacking contest is organized by multiple stakeholders interested in strengthening the security of cloud services.

5

How much money is available for researchers in the Zeroday Cloud contest?

The contest offers a total prize pool of $4.5 million in bug bounties for successful exploits.

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