Another day, another exposed S3 bucket. This time, 5 million US credit cards and personal details were leaked online. The Leakd.com security team discovered that 5 terabytes of sensitive screenshots were exposed in a freely accessible Amazon S3 bucket.
An S3 bucket is like a virtual file folder in the cloud where you can store various types of data, such as text files, images, videos, and more. There is no limit to the amount of data you can store in an S3 bucket, and individual instances can be up to 5 TB in size. In this case we don’t know who’s behind the leak, although it seems clear from the screenshots that it’s a phishing operation and the credit and debit card information was exactly the data they were after.
Read more…
Source: Malwarebytes Labs
Related:
- India: Thousands of bank transfer records found spilling online after security lapse
September 26, 2025
A data spill from an unsecured cloud server has exposed hundreds of thousands of sensitive bank transfer documents in India, revealing account numbers, transaction figures, and individuals’ contact details. Researchers at cybersecurity firm UpGuard discovered in late August a publicly accessible Amazon-hosted storage server containing 273,000 PDF documents relating to bank transfers of Indian customers. Read more… Source: ...
- US federal agency breached by hackers using GeoServer exploit
September 24, 2025
In mid-July 2024, a threat actor managed to break into a US Federal Civilian Executive Branch (FCEB) agency by exploiting a critical remote code execution (RCE) vulnerability in GeoServer, the government has confirmed. In an in-depth report detailing the incident, the US Cybersecurity and Infrastructure Security Agency (CISA) outlined how the attackers leveraged CVE-2024-36401, a 9.8/10 ...
- Stellantis detects breach at third-party provider for North American customers
September 22, 2025
Stellantis detected unauthorized access to a third-party service provider’s platform that supports its North American customer service operations, the company said in a statement on Sunday. The automaker said the incident, which is under investigation, exposed only basic contact information and did not involve financial details or sensitive personal data. Stellantis did not specify how many ...
- SonicWall customers told to reset credentials following firewall data breach
September 19, 2025
SonicWall is urging its firewall customers to reset their passwords after confirming it suffering a security incident which may have exposed their data. In a security announcement, SonicWall outlined how unnamed threat actors brute-forced their way into the company’s MySonicWall cloud service. This tool allows SonicWall firewall users (typically businesses and IT teams) to back up ...
- Gucci, Balenciaga and Alexander McQueen private data ransomed by hackers
September 15, 2025
Cyber criminals have stolen the private details of potentially millions of Balenciaga, Gucci and Alexander McQueen customers in an attack. The stolen data includes names, email addresses, phone numbers, addresses and the total amount spent in the luxury stores around the world. Kering, the parent company of the luxury brands, has confirmed the breach and says ...
- Facebook data breach settlement payments are starting to roll out
September 13, 2025
If you used Facebook at any time during a 15-year period, keep an eye on your bank account. Settlement payments related to the several-years-old Cambridge Analytica data breach scandal are starting to roll out this month, per CBS News. A court filing cited by CBS News says the average payment amount will come out to around ...

