Bleeping Computer

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 says the September 2026 Patch Tuesday updates fix a known issue causing desktop settings to be lost or reset on some Windows devices. [...]

Trezor warned customers on Wednesday that threat actors who breached its third-party email provider are targeting them in phishing 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. [...]

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. [...]

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. [...]

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. [...]

Healthcare technology company Veradigm disclosed a data breach after a cybersecurity incident at one of its third-party vendors exposed patients' personal data. [...]

MFA makes account takeover harder, but attackers are increasingly targeting the recovery processes used to reset passwords and authentication methods. Specops explains why stronger identity verification at the service desk is critical to preventing social engineering attacks from turning account recovery into account takeover. [...]

Over 36,000 Plex Media servers exposed online remain unpatched against multiple security vulnerabilities and are vulnerable to attacks. [...]

An Ohio man was sentenced to 15 years in prison for multiple cybercrimes, including sextortion and cyberstalking of numerous victims using AI-generated sexually explicit content. [...]

An anonymous security researcher known as Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named "ShieldCrash" right after Microsoft rolled out its September 2026 Patch Tuesday security updates. [...]

Google has patched 230 vulnerabilities on Tuesday, including another actively exploited Chrome zero-day bug, the seventh such vulnerability patched since the start of the year. [...]

Microsoft is adding new age-awareness APIs to Windows 11 that will allow apps to determine whether someone is a child, teenager, or adult without exposing their exact date of birth. [...]

A massive operation dubbed "DoppelCart" uses more than 119,000 domains to run a network of fake e-shops that steal payment card details. [...]

The EU Cyber Resilience Act's vulnerability reporting requirements take effect September 11, giving software vendors as little as 24 hours to report actively exploited flaws. ActiveState explains why knowing exactly what shipped and when vulnerabilities were discovered will be critical to meeting the new requirements. [...]

A Linux rootkit targeting devices in F5 BIG-IP APM environments can intercept PHP file loading and inject a fileless web shell directly into memory, avoiding the need to write malicious code to disk. [...]

Microsoft has released the Windows 10 KB5122878 extended security update, which includes this month's record-breaking September 2026 Patch Tuesday fixes, along with a few bug fixes. [...]

Today is Microsoft's September 2026 Patch Tuesday, with security updates released for a record-breaking 966 flaws, including two actively exploited zero-day vulnerabilities. [...]

Microsoft has released Windows 11 KB5124008 and KB5122880 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. [...]