Latest cybersecurity reporting from selected sources.

Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server zero-day and a publicly disclosed weakness in Windows Defender dubbed "BlueHammer." Separately, Google Chrome fixed its fourth zero-day of 2026, and an emergency update for Adobe Reader nixes an actively exploited flaw that can lead to remote code execution.

Microsoft has fixed a known issue causing its Family Safety parental control service to block Windows users from launching Google Chrome and other web browsers. [...]

Encryption protects content, not context Mischief-makers can guess the subjects being discussed with LLMs using a side-channel attack, according to Microsoft researchers. They told The Register that models from some providers, including Anthropic, AWS, DeepSeek, and Google, haven't been fixed, putting both personal users and enterprise communications at risk.…

Not a very smart home: crims could hijack smart-home boiler, open and close powered windows and more. Now fixed Black hat A trio of researchers has disclosed a major prompt injection vulnerability in Google's Gemini large language model-powered applications.…

Also, Blue Shield Breach Exposes 4.7M, Cyberattack Disrupts City Systems in TexasThis week, Cookie Bite bypasses MFA in Azure Entra ID, Microsoft fixed RDP Freezes, a ransomware attack in Catalonia, Blue Shield exposed data to Google, a cyberattack disrupted city systems in Texas, South Korean telecom breach exposed USIM data and a warning about North Korean IT deepfakes.

Cryptocurrency Users Targeted in Latest Campaign Involving FudModule RootkitA hacking group tied to North Korea exploited a zero-day vulnerability in the open source Google Chromium web browser to try and steal cryptocurrency, Microsoft said. The attack campaign is the latest to involve a sophisticated North Korean rootkit called FudModule. Google has fixed the flaw.

Plus: Google Chrome, Apple bugs also exploited in the wild Happy May Patch Tuesday. We've got a lot of vendors joining this month's patchapalooza, which includes a handful of bugs that have been exploited — either in the wild or at Pwn2Own — and now fixed by Microsoft, Apple, Google and VMware.…

SAP, Adobe, Intel, AMD also issue fixes as well as Google for Android Patch Tuesday Microsoft fixed 73 security holes in this February's Patch Tuesday, and you better get moving because two of the vulnerabilities are under active attack.…

Microsoft fixed 36 flaws. Adobe addressed 212. Apple, Google, Cisco, VMware and Atlassian joined the party It's the last Patch Tuesday of 2023, which calls for celebration – just as soon as you update Windows, Adobe, Google, Cisco, FortiGuard, SAP, VMware, Atlassian and Apple products, of course.…

Chocolate Factory paid a record $12m in 2022 Bug hunters who found security holes in Google — and also responsibly disclosed details of those flaws to the Chocolate Factory — earned more than $12 million in bounty rewards in 2022, marking a record year for the corporation's Vulnerability Reward Programs (VRPs) in terms of payouts and number of vulnerabilities found and fixed.…

Different CVE, same root security problem Criminals are exploiting a Microsoft SmartScreen bug to deliver Magniber ransomware, potentially infecting hundreds of thousands of devices, without raising any security red flags, according to Google's Threat Analysis Group (TAG).…

Microsoft has confirmed today that Samsung and Google have fixed an Intune enrollment issue affecting Galaxy S22 smartphones running Android 13. [...]

The actively exploited but now-fixed Google Chrome zero-day flaw that came to light earlier this month was weaponized by an Israeli spyware company and used in attacks targeting journalists in the Middle East