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Bleeping Computer
Microsoft Threat Intelligence reports that a new variant of the XCSSET macOS malware has been detected in limited attacks, incorporating several new features, including enhanced browser targeting, clipboard hijacking, and improved persistence mechanisms. [...]
The Hacker News
Malicious actors are exploiting Cascading Style Sheets (CSS), which are used to style and format the layout of web pages, to bypass spam filters and track users' actions. That's according to new findings from Cisco Talos, which said such malicious activities can compromise a victim's security and privacy. "The features available in CSS allow attackers and spammers to track users' actions and
Dark Reading
Microsoft is warning the modular and potentially wormable Apple-focused infostealer boasts new capabilities for obfuscation, persistence, and infection, and could lead to a supply chain attack.
The Hacker News
Microsoft said it has discovered a new variant of a known Apple macOS malware called XCSSET as part of limited attacks in the wild. "Its first known variant since 2022, this latest XCSSET malware features enhanced obfuscation methods, updated persistence mechanisms, and new infection strategies," the Microsoft Threat Intelligence team said in a post shared on X. "These enhanced features add to
Bleeping Computer
A new variant of the XCSSET macOS modular malware has emerged in attacks that target users' sensitive information, including digital wallets and data from the legitimate Notes app. [...]
The Register
Known for popping zero-days of yesteryear, Microsoft puts Apple devs on high alert Microsoft says there's a new variant of XCSSET on the prowl for Mac users – the first new iteration of the malware since 2022.…
The Register
A simple HTML change and the warning is gone! Researchers say cybercriminals can have fun bypassing one of Microsoft's anti-phishing measures in Outlook with some simple CSS tweaks.…
Bleeping Computer
Researchers have demonstrated a method to bypass an anti-phishing measure in Microsoft 365 (formerly Office 365), elevating the risk of users opening malicious emails.` [...]
Bleeping Computer
The recent large scale supply chain attack conducted via multiple CDNs, namely Polyfill.io, BootCDN, Bootcss, and Staticfile that affected up to tens of millions of websites has been traced to a common operator. Researchers discovered a public GitHub repository with leaked API keys helping them draw a conclusion. [...]