How a live GreyNoise product demo turned into an incident response. Inside a proxyjacking campaign that hit 143 devices ...
GreyNoise has received a statement from TeleMessage, stating: CVE-2025-48927 was fully remediated in the TeleMessage environment in early May. That remediation has been independently verified by our ...
GreyNoise’s new research reveals a recurring pattern: spikes in malicious activity often precede the disclosure of new CVEs — especially in enterprise edge technologies like VPNs and firewalls. In 80 ...
This activity was first discovered by GreyNoise on March 18, 2025. Public disclosure was deferred as we coordinated the findings with government and industry partners. GreyNoise has identified an ...
Mass exploitation is faster and broader than ever. 40% of exploited CVEs in 2024 were at least four years old — some dating back to the 1990s. Attackers are targeting zero-days within hours of ...
In a significant escalation, the botnet has grown to ~300,000 IPs — more than tripling in size. The threat actor(s) continues its focus on RDP infrastructure in the United States, leveraging IPs from ...
GreyNoise measured 212 exploitation attempts per second across H2 2025 — and the patterns inside that volume expose specific, measurable gaps in common edge defense strategies. The 2026 GreyNoise ...
2025-01-29 Update After identifying a significant overlap between IPs exploiting CVE-2024-40891 and those classified as Mirai, the team investigated a recent variant of Mirai and confirmed that the ...
Cisco Talos recently uncovered a sophisticated attack campaign targeting Japanese organizations through CVE-2024-4577, a critical PHP-CGI remote code execution flaw with 79 exploits available. While ...
GreyNoise has identified a significant escalation in malicious activity targeting Palo Alto Networks GlobalProtect portals. Beginning on 14 November 2025, activity rapidly intensified, culminating in ...
GreyNoise has observed a significant spike — 3 times that of typical activity — in exploitation attempts against TVT NVMS9000 DVRs, peaking on April 3 at over 2,500 unique IPs. This information ...
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