Cybersecurity News
Today
Microsoft fixes Teams, Outlook launch failures on ARM Windows PCs
Microsoft has fixed a bug that prevented Teams and Outlook from launching on ARM-based Windows devices after installing updates released since the August 2026 Patch Tuesday. [...]
Trezor: 347,000 users targeted in phishing attacks after Brevo breach
Trezor has revealed that phishing attacks against its customers earlier this week targeted 347,000 email addresses and affected 2,500 users who clicked an embedded malicious link. [...]
Conti ransomware gang member sentenced to 4 years in prison
A Ukrainian national has been sentenced to four years in prison for his role in Conti ransomware attacks between 2021 and 2022. [...]
Yesterday
New Android malware encrypts files, steals data, and harasses victims
A new Android malware strain called Mantax Otax combines ransomware and spyware capabilities to encrypt files, steal sensitive data, and spam and harass victims. [...]
September Windows Server updates break Remote Desktop Services
Windows admins report that the September 2026 security updates are causing Remote Desktop Services (RDS) failures on Windows Server 2019, 2022, and 2025 servers, preventing users from connecting and, in some cases, requiring a hard reset to restore functionality. [...]
Surfshark VPN says hackers breached internal testing, proxy servers
Surfshark disclosed that hackers accessed one of its internal test servers after a configuration error exposed it to the internet. [...]
Microsoft Excel KB5002914 update breaks copy and paste for some users
Microsoft Excel users report that this week's KB5002914 Office security update is breaking copy-and-paste operations and formula dragging, with affected users saying that removing or rolling back the update restores normal functionality. [...]
AI-powered attack exploited PaperCut flaws to hack 395 organizations
A threat actor, likely Russian-speaking, used hundreds of AI agents to develop and launch a global exploitation campaign targeting vulnerable PaperCut NG/MF servers. [...]
Cisco FMC flaws exploited by ransomware gang, state-sponsored hackers
Cisco Talos says two recently patched Secure Firewall Management Center (FMC) vulnerabilities have been exploited by three separate threat clusters linked to ransomware and state-sponsored attacks. [...]
IDScan confirms breach tied to 153 million stolen driver’s licenses
Identity verification company IDScan has confirmed that hackers accessed customer data stored in its cloud platform, days after reports linked the company to a massive database containing more than 153 million driver's license scans. [...]
New 'BlueMoon' kit exploited Windows and Chrome zero-day flaws
Multiple cyber-espionage groups deployed an exploit kit dubbed "BlueMoon" that leveraged zero-day vulnerabilities in Microsoft Windows and Google Chrome. [...]
The Top 4 Threats We Found by Investigating Every Alert for a Quarter
Identity was the target in roughly half of all confirmed malicious activity. Prophet Security breaks down the four main attack patterns seen across customer environments between May and July 2026, and explains why some attacks succeeded while others were blocked. [...]
Microsoft says September updates fix mouse settings reset issues
Microsoft has fixed a known issue that wiped mouse settings on some Windows 11 systems after installing the KB5120998 August 2026 preview update. [...]
CISA: WatchGuard RCE flaw now exploited in ransomware attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has confirmed that ransomware gangs are also exploiting a critical WatchGuard Firebox firewall vulnerability, which it flagged as actively exploited in December. [...]
Microsoft fixes bug that wiped Windows desktop settings
Microsoft says the September 2026 Patch Tuesday updates fix a known issue causing desktop settings to be lost or reset on some Windows devices. [...]
Trezor warns users of email provider breach, phishing attacks
Trezor warned customers on Wednesday that threat actors who breached its third-party email provider are targeting them in phishing attacks. [...]
Wednesday
Cisco confirms CVE-2026-20079 Secure FMC flaw exploited in attacks
Cisco has confirmed that a maximum-severity authentication bypass vulnerability tracked as CVE-2026-20079 in its Secure Firewall Management Center (FMC) software is being actively exploited in attacks. [...]
AdaptHealth confirms 4.1 million people exposed in July cyberattack
Healthcare company AdaptHealth has confirmed that data of 4.1 million people was exposed in a cyberattack discovered in July that was attributed to the ShinyHunters threat group. [...]
Skullcandy Dime 3 earbuds expose users to Bluetooth hijacking
The Carnegie Mellon University CERT Coordination Center (CERT/CC) is warning that Skullcandy Dime 3 wireless earbuds accept Bluetooth pairing requests from nearby unpaired devices without requiring user interaction. [...]
US says Chinese firms extracted billions of tokens from frontier AI models
U.S. cybersecurity and intelligence agencies say that six Chinese AI companies conducted industrial-scale distillation attacks on American frontier AI models since at least late 2024. [...]