Unit 42 is aware of possible 0-day activity against NetScaler devices. Citrix reports CVE-2026-88771, CVE-2026-88772 have been exploited in the wild.

The post Threat Brief: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Exploited in the Wild (Updated September 30) appeared first on Unit 42.

Analysis of how default configurations in AWS AgentCore Harness allow prompt injection to exfiltrate credentials, and key steps to secure your agents.

The post A Vault with a Heap-View: The Uncomfortable Space Between AgentCore Harness and Identity appeared first on Unit 42.

Learn how root access on a compromised K8s node allows attackers to utilize SPIFFE/SPIRE metadata to spoof and harvest co-located workload identities.

The post The Machine With Many Faces: Post-Exploitation Identity Misuse in SPIFFE/SPIRE appeared first on Unit 42.

Explore Unit 42 research on AI-enabled malware. Learn how existing behavioral detection and endpoint analytics stop AI-authored code before execution.

The post The State of AI-Enabled Malware August 2026: From Brand Abuse to Agentic Execution appeared first on Unit 42.

Discover how Kimwolf v7 targets Android IoT devices with HTTP/2 DDoS fingerprinting, Ethereum ENS C2 resolution and Tor backup routing.

The post Kimwolf v7: An Evolution of the Kimwolf Botnet appeared first on Unit 42.

Nearly half of C2 malware bypasses DNS by connecting directly to IP addresses. Zero trust IP enforcement secures networks against these threats.

The post Almost Half of Malware Samples Communicate Direct to IP appeared first on Unit 42.

Unit 42 analyzes TamperedChef malware clusters that use trojanized productivity apps and malvertising to deliver stealthy payloads to targets.

The post Tracking TamperedChef Clusters via Certificate and Code Reuse appeared first on Unit 42.

Copy Fail (CVE-2026-31431) is a critical Linux kernel LPE that allows stealthy root access. This flaw impacts millions of systems. Read our analysis.

The post Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years appeared first on Unit 42.

Unit 42 reveals "Agent God Mode" in Amazon Bedrock AgentCore. Broad IAM permissions lead to privilege escalation and data exfiltration risks.

The post Cracks in the Bedrock: Agent God Mode appeared first on Unit 42.

Unit 42 uncovers critical vulnerabilities in Amazon Bedrock AgentCore's sandbox, demonstrating DNS tunneling and credential exposure.

The post Cracks in the Bedrock: Escaping the AWS AgentCore Sandbox appeared first on Unit 42.

01flip is a new ransomware family fully written in Rust. Activity linked to 01flip points to alleged dark web data leaks.

The post 01flip: Multi-Platform Ransomware Written in Rust appeared first on Unit 42.