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Germany doxxes Conti ransomware and TrickBot ring leader

The Federal Criminal Police Office of Germany (Bundeskriminalamt or BKA) claims that Stern, the leader of the Trickbot and Conti cybercrime gangs, is a 36-year-old Russian named Vitaly Nikolaevich Kovalev. [...]

https://www.bleepingcomputer.com/news/security/germany-doxxes-conti-ransomware-and-trickbot-ring-leader/
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Police takes down AVCheck site used by cybercriminals to scan malware

An international law enforcement operation has taken down AVCheck, a service used by cybercriminals to test whether their malware is detected by commercial antivirus software before deploying it in the wild. [...]

https://www.bleepingcomputer.com/news/security/police-takes-down-avcheck-antivirus-site-used-by-cybercriminals/
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Exploit details for max severity Cisco IOS XE flaw now public

Technical details about a maximum-severity Cisco IOS XE WLC arbitrary file upload flaw tracked as CVE-2025-20188 have been made publicly available, bringing us closer to a working exploit. [...]

https://www.bleepingcomputer.com/news/security/exploit-details-for-max-severity-cisco-ios-xe-flaw-now-public/
Qualcomm fixes three Adreno GPU zero-days exploited in attacks

Qualcomm has released security patches for three zero-day vulnerabilities in the Adreno Graphics Processing Unit (GPU) driver that impact dozens of chipsets and are actively exploited in targeted attacks. [...]

https://www.bleepingcomputer.com/news/security/qualcomm-fixes-three-adreno-gpu-zero-days-exploited-in-attacks/
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Microsoft ships emergency patch to fix Windows 11 startup failures

Microsoft has released an out-of-band update to address a known issue causing some Windows 11 systems to enter recovery and fail to start after installing the KB5058405 May 2025 security update. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-ships-emergency-patch-to-fix-windows-11-installation-issues/
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Scattered Spider: Three things the news doesn’t tell you

Scattered Spider isn't one group — it's an identity-first threat model evolving fast. From vishing to AiTM phishing, they're exploiting MFA gaps to hijack the cloud. Watch the Push Security webinar to learn how their identity-based tactics work — and how to stop them. [...]

https://www.bleepingcomputer.com/news/security/scattered-spider-three-things-the-news-doesnt-tell-you/