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Upwind-Nemotron
Research

Building Trusted LLM Security Operations with NVIDIA Nemotron

Executive Summary Large Language Models now sit directly on the edge of production systems. They respond to API calls, generate code, retrieve internal knowledge, and execute workflows, all while accepting free-form input from users they do not control. That input is not structured, validated, or predictable. It is language. And language can be manipulated. This […]

Trivy Supply Chain Attack: GitHub Actions Compromise
Research

Trivy Supply Chain Incident: GitHub Actions Compromise Breakdown

Executive Summary On March 19-20, 2026, the Trivy supply chain incident impacted the trivy project and the GitHub Actions many teams rely on to install and run Trivy in CI/CD pipelines. Late Thursday night, Upwind’s MDR team observed observed anomalous Trivy activity inside a customer environment that deviated from established runtime baselines. The team identified […]

CrackArmor: AppArmor Flaws Enable Local Privilege Escalation to Root
Research

CrackArmor: AppArmor Flaws Enable Local Privilege Escalation to Root

Executive Summary CrackArmor is a group of vulnerabilities affecting the Linux kernel AppArmor security module that allow local attackers to interfere with how AppArmor security profiles are managed and enforced. By abusing weaknesses in policy management and kernel profile parsing logic, an attacker with limited system access may weaken AppArmor protections or escalate privileges to […]

CVE-2026-21858: Ni8mare Enables Unauthenticated RCE in n8n Webhooks
Research

CVE-2026-21858: Ni8mare Enables Unauthenticated RCE in n8n Webhooks

Executive Summary CVE-2026-21858 (Ni8mare) is a critical unauthenticated remote code execution vulnerability in n8n, a widely used workflow automation platform. The flaw is caused by content-type confusion in webhook request handling, allowing attackers to forge uploaded files, read arbitrary local files, forge administrator sessions, and ultimately execute commands on the underlying host. The vulnerability affects […]

CVE-2026-21877: Critical Remote Code Execution in n8n
Research

CVE-2026-21877: Critical Remote Code Execution in n8n

Executive Summary CVE-2026-21877 is a critical remote code execution vulnerability in n8n that allows an authenticated user to execute arbitrary code on the underlying instance. The issue affects n8n versions >= 0.123.0 and < 1.121.3 and is fixed in 1.121.3 and later. In environments where n8n automates workflows with access to internal systems, credentials, and […]

CVE-2025-68664: LangChain Serialization Injection in dumps() and load()
Research

CVE-2025-68664: LangChain Serialization Injection in dumps() and load()

Executive Summary CVE-2025-68664 is a critical serialization injection vulnerability in LangChain that affects how data is serialized using dumps() and dumpd(), and later reconstructed using load() and loads(). The issue stems from a failure to properly escape user-controlled dictionaries that contain the reserved lc key. Because this key is used internally by LangChain to represent […]

CVE-2025-14847: MongoDB zlib Compression Memory Disclosure
Research

CVE-2025-14847: MongoDB zlib Compression Memory Disclosure

Executive Summary A critical unauthenticated vulnerability (CVE-2025-14847) has been identified in MongoDB Server, affecting how the database processes zlib-compressed network traffic. Under specific conditions, a remote attacker can trigger MongoDB to return uninitialized heap memory as part of a server response. Because this data originates from process memory, it may contain fragments of previously handled […]

AI Vulnerabilities
Research

AI Vulnerabilities vs. Traditional Vulnerabilities: How the AI Attack Surface Changes Security

Artificial intelligence is rapidly becoming embedded in core engineering workflows. Organizations are integrating LLMs into customer-facing applications, code generation pipelines, triage automation, and even parts of their CI/CD and cloud-management ecosystems. But the moment AI crossed into production, a new reality emerged: AI vulnerabilities behave fundamentally differently from traditional software vulnerabilities. They don’t follow the […]

metadata spoofing
Research

CVE-2025-66570 in cpp-httplib – Critical Header Shadowing Vulnerability Explained

A critical vulnerability (CVE-2025-66570, GHSA-xm2j-vfr9-mg9m) has been identified in cpp-httplib, a popular single-header C++ HTTP/HTTPS library used in many lightweight services, internal tools, and embedded applications. Prior to version 0.27.0, cpp-httplib incorrectly accepts and processes certain reserved header names directly from client requests, including: REMOTE_ADDR,REMOTE_PORT,LOCAL_ADDR,LOCAL_PORT. Because these values are parsed before httplib injects the server’s […]

GHSA-cxm3-wv7p-598c Nx Build System Supply-Chain Compromise-3
Research

npm Supply Chain Attack: Massive Compromise of debug, chalk, and 16 Other Packages

On September 8, 2025, one of the largest npm supply chain incidents in recent history unfolded. Popular libraries like debug and chalk along with 16 other utilities were hijacked and pushed to npm with malicious code targeting cryptocurrency wallets and blockchain transactions. These packages collectively have billions of weekly downloads, making this compromise both widespread […]

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