A critical deserialization vulnerability in GoAnywhere MFT’s License Servlet (CVSS 10.0) is actively being exploited in the wild. The flaw allows attackers with a forged license response signature to deserialize arbitrary objects, which can lead to command injection and remote code execution (RCE). FortiGuard telemetry shows sustained, high-volume exploitation attempts against GoAnywhere MFT instances. – Read more
Latest article
Great responsibility, without great power
Welcome to this week’s edition of the Threat Source newsletter. As I’m writing this, today (April 28) is International Superhero Day. If you don’t know the origin story behind...
Imperva Customers Protected Against CVE-2026-41940 in cPanel & WHM
What is CVE-2026-41940?
CVE-2026-41940 is a critical authentication bypass vulnerability affecting cPanel & WHM, including DNSOnly, in versions after 11.40. The flaw, discovered by WatchTowr...
Microsoft Windows 11 April 2026 Security Update Breaks Third-Party Backup Applications
Microsoft’s April 2026 cumulative security update for Windows 11 is causing significant disruptions for users relying on third-party backup software, triggering an MS-DEFCON level...
Almost half of UK businesses hit by cyber attacks
The government's annual cyber security report reveals UK businesses are still struggling with the impact of attacks and breaches. - Read more








