A sophisticated threat actor that uses Linux-based malware to target telecommunications providers has recently broadened its ...

Chinese-speaking threat actors used a compromised SonicWall VPN appliance to deliver a VMware ESXi exploit toolkit that seems to have been developed more than a year before the targeted ...

There’s a well-worn pattern in the development of AI chatbots. Researchers discover a vulnerability and exploit it to do ...

The first ThreatsDay Bulletin of 2026 tracks GhostAd adware, macOS malware, proxy botnets, cloud exploits, and more emerging ...

A torrent of proof-of-concept (PoC) exploits for React2Shell has hit the internet following the vulnerability's disclosure last week, and while security researchers say most are fake, ineffective and ...