Cyberbytes Daily

In a newly disclosed supply-chain attack, an npm package “postmark-mcp” was weaponized to stealthily exfiltrate emails, marking the first reported in-the-wild abuse of user trust […]

CloudSEK has uncovered a sophisticated Loader-as-a-Service botnet campaign spanning the last six months, leveraging exposed command-and-control logs to orchestrate attacks against SOHO routers, embedded Linux […]

Threat actors recently infiltrated a corporate environment, dumped the AD database file NTDS.dit, and nearly achieved full domain control. AD acts as the backbone of […]

Cybersecurity researchers have discovered an updated version of a known Apple macOS malware called XCSSET that has been observed in limited attacks. “This new variant […]

Cybersecurity company watchTowr Labs has disclosed that it has “credible evidence” of active exploitation of the recently disclosed security flaw in Fortra GoAnywhere Managed File […]

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A loosely connected cybercrime supergroup is exploiting social engineering to compromise Fortune 100 organizations and government agencies. LAPSUS$, Scattered Spider, and ShinyHunters—three of the most […]

Security teams worldwide have been warned after attackers began exploiting a newly discovered zero-day vulnerability in Cisco Adaptive Security Appliance (ASA) 5500-X Series firewalls. The […]

A critical zero-day vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software is being actively exploited […]

In early 2025, LummaStealer was in widespread use by cybercriminals targeting victims throughout the world in multiple industry verticals, including telecom, healthcare, banking, and marketing. […]