Stay updated with the latest cybersecurity news! This daily roundup covers critical zero-days in email security gateways and secrets management platforms, aggressive ransomware campaigns targeting automotive manufacturing and industrial OT, fresh enterprise breaches in cloud storage and professional networking services, coordinated international operations against Eastern European ransomware syndicates, and emerging threats to electric vehicle infrastructure and commercial drone fleets to keep you informed and secure in the ever-evolving digital landscape.
1. Proofpoint Email Protection Zero-Day Bypasses MFA and DLP
Published: 2026-04-29
Proofpoint disclosed CVE-2026-7219, a critical authentication bypass flaw in its Email Protection suite that lets attackers evade MFA and data-loss-prevention rules. Mass exploitation attempts have already hit financial institutions and federal agencies worldwide.
2. “ManuRansom” Ransomware Halts Production at Four Major Carmakers
Published: 2026-04-29
The ManuRansom group encrypted factory-floor OT systems and supplier portals at four leading global automakers, shutting down assembly lines across Europe and Asia. Attackers demand $320 million in Bitcoin while threatening to auction stolen vehicle design blueprints.
3. Dropbox Business API Compromise Exposes 32 Million Enterprise File Metadata
Published: 2026-04-29
Dropbox confirmed a supply-chain incident via a third-party analytics partner that leaked file names, sharing permissions, and access logs for 32 million business users. No actual file content was stolen, but sensitive collaboration patterns were exposed.
4. Operation “FrostByte” Dismantles LockBit 4.0 Affiliate Network
Published: 2026-04-29
FBI, Europol, and UK’s National Crime Agency arrested 22 operators and seized 112 servers tied to the newest LockBit variant. The operation recovered $94 million in ransom proceeds and disrupted 40 active extortion campaigns.
5. Critical RCE Flaw Discovered in HashiCorp Vault Enterprise
Published: 2026-04-29
HashiCorp patched CVE-2026-8834, an unauthenticated remote code execution vulnerability in Vault that could allow attackers to dump all stored secrets. The flaw affects thousands of Fortune 500 companies and cloud-native environments.
6. CISA Warns of Active Attacks on Electric Vehicle Charging Networks
Published: 2026-04-29
CISA issued an emergency alert after detecting exploitation of firmware flaws in EV charging station management systems. Attackers are attempting to disrupt power grids and install persistent backdoors in public and fleet charging infrastructure.
7. LinkedIn Premium User Data Breach Affects 9.8 Million Accounts
Published: 2026-04-28
LinkedIn disclosed that a compromised third-party analytics vendor exposed premium profiles, job-search histories, and contact details for 9.8 million users. Microsoft is notifying affected accounts and offering credit monitoring.
8. “SwarmGhost” Malware Hijacks Commercial Drone Fleets
Published: 2026-04-29
Mandiant uncovered SwarmGhost, a stealthy implant targeting drone control software used in logistics and precision agriculture. The malware has compromised over 52,000 UAVs, enabling live video interception and GPS spoofing.
Stay Vigilant
Cyber threats are evolving rapidly with email gateways, secrets management tools, automotive OT systems, cloud storage APIs, and connected mobility platforms now at the forefront of both ransomware and nation-state activity. Subscribe to our newsletter for daily updates, apply Proofpoint and HashiCorp Vault patches immediately, segment OT networks in manufacturing sites to block ManuRansom-style attacks, rotate API keys and enable strict monitoring for Dropbox and LinkedIn integrations, update all EV charging station firmware per CISA guidance, and deploy behavioral analytics on drone fleets to detect SwarmGhost early. Stay safe online!