The article details a serious vulnerability in AWS ROSA Classic Clusters that allowed unauthenticated attackers to take control of clusters and access underlying AWS accounts. The exploit involved manipulating cluster transfer requests without proper authorization checks, enabling mass compromises. The author outlines the discovery, mechanics, and potential impacts of the attack.

Security researchers identified a major flaw in the AWS Console that could have allowed attackers to seize control of key GitHub repositories, potentially leading to widespread supply chain attacks. The vulnerability, linked to a misconfiguration in AWS CodeBuild CI pipelines, has been addressed by AWS following its disclosure in August 2025. Users are advised to implement certain security measures to mitigate risks.

A critical vulnerability in AWS Lambda functions allows attackers to exploit OS command injection through S3 file uploads, potentially compromising AWS credentials and enabling further malicious actions such as phishing via AWS SES. The article highlights the importance of proper configuration and vulnerability scanning to prevent such attacks in event-driven architectures.

A vulnerability in AWS Trusted Advisor allowed attackers to bypass checks for unprotected S3 buckets, misleading users about their security status. AWS has since addressed the issue and advised customers to review their S3 bucket permissions to align with security best practices.