Hackers exploit critical Citrix NetScaler flaw CVE-2026-88771 to execute commands remotely, install web shells, and deploy malware.

Tova: Two critical Citrix vulnerabilities, attackers getting there before the patch, and the third NetScaler advisory in seven weeks. At this point, NetScaler is having a pretty terrible season.

Two Citrix NetScaler zero-days are exploited to deploy a modified Platypus remote access tool on vulnerable appliances.

GreyNoise observes adversary activity through our Global Observation Grid (GOG), a network of sensors that draws attacker scanning and exploitation onto infrastructure we control. This lets us study ...

BeyondTrust zero-day CVE-2026-102764 was exploited by Chinese state hackers for seven weeks before disclosure, letting ...

A Texas filing puts the Oracle Health breach at nearly 20 million people. Here is what founders should check in their own vendor chain. The post Healthcare Data Breach Hits Nearly 20 Million: Founder ...

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Damage Prevention Is Attainable; Breach Prevention Isn’t Every security vendor markets its technology as best of breed, yet ...

Mandiant and GTIG detail active exploitation of a Citrix NetScaler zero-day, deploying custom web shells WHIPSHOT and SLAPSHOT for root access. Mandiant and Google Threat Intelligence Group caught ...

The best DEX platform for another company tells you almost nothing about the best one for yours. The leading platforms are ...