Browsing: Exploited

Cybersecurity and Infrastructure Security Agencyis warning that this CVE numbered vulnerability (CVE-2026-19490) which has a CVSS score of 9.3, has been exploited, following an alert posted last week byPrevidianfounder and former WatchTowr head of threat intelligenceRyan Dewhurst. The defect affects all NetScaler ADC and NetScaler Gateway appliances configured as a gateway or an AAA virtual…

The Cybersecurity and Infrastructure Security Agency (CISA) on Sept. 9 confirmed that an out-of-bounds write bug in WatchGuard Firebox that CISA added to the Known Exploited Vulnerabilities (KEV) catalog in December was now being used in ransomware campaigns.While security pros said the timeframe from disclosure to added to the KEV and then exploited by ransomware…

A serious vulnerability in Apple’s macOS Screen Sharing service is being actively exploited to compromise internet-connected Macs, obtain root-level access and install Monero cryptocurrency miners, according to an urgent warning from the Netherlands’ National Cyber Security Centre.

A high-severity bug in Microsoft SharePoint that’s been exploited since early July has been abused by ransomware, according to an Aug. 10 update to the Cybersecurity and Infrastructure Security Agency’s Known Exploited Vulnerabilities (KEV) catalog.CISA offered no more information on the nature of the ransomware attack, but the CVSS 8.8 flaw — CVE-2026-45659 — was…