Supply Chain Attack Compromises 140+ Mastra npm Packages, Targeting Developer Credentials and Crypto Wallets
A sophisticated supply chain attack has compromised over 141 packages in the Mastra-AI npm ecosystem, including @mastra/core which sees 918,000 weekly downloads. Detected on June 17, 2026, the...
FortiBleed: Over 73,000 Fortinet Firewalls Compromised Across 194 Countries in Massive Credential Attack
A devastating cyber espionage campaign dubbed 'FortiBleed' has silently compromised over 73,932 unique Fortinet firewall URLs spanning 194 countries. Discovered by security researcher Volodymyr Diachenko and analyzed by...
DragonForce Ransomware Abuses Microsoft Teams TURN Relay to Hide Malicious C2 Traffic
Symantec researchers have discovered that DragonForce ransomware actors used a novel Go-based backdoor called Backdoor.TURN to route C2 communications through Microsoft Teams TURN relay servers — the first...
Chinese Hackers (UNC6508) Spent Over a Year Spying on US Medical Research Institutions via REDCap
Google GTIG has attributed a 2+ year Chinese cyber-espionage campaign to UNC6508, which exploited REDCap medical research servers across North America. The group deployed a novel modular malware...
Novo Nordisk Confirms Cyberattack: Patient Clinical Trial Data and Proprietary AI Models Stolen
Novo Nordisk has confirmed a cyberattack that exposed pseudonymized patient data from clinical trials. The threat group Dragonfly claims to have also stolen a 16.7 GB proprietary AI...
Critical Fortinet FortiSandbox Vulnerabilities Actively Exploited in the Wild
Threat actors are actively exploiting three critical Fortinet FortiSandbox vulnerabilities — including CVE-2026-39813, which has no prior exploitation history. All flaws allow unauthenticated remote access via the JRPC...
Microsoft Lets connectivity.office.com TLS Certificate Expire, Breaking Enterprise Microsoft 365 Diagnostics
Microsoft allowed the TLS certificate for connectivity.office.com — a critical enterprise Microsoft 365 diagnostic endpoint — to expire on June 14, 2026, triggering browser security warnings and breaking...
CVE-2026-48558: Critical SimpleHelp Auth Bypass Exposes 14,000 RMM Servers to Unauthenticated Access
Horizon3.ai disclosed CVE-2026-48558, a critical authentication bypass in SimpleHelp's OIDC integration that allows unauthenticated attackers to create privileged technician accounts and bypass MFA. Nearly 14,000 internet-exposed servers are...