Blog Posts | Joshua Berkowitz

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github × remote code execution ×

Urgent: Next.js CVE-2025-66478 Vulnerability: What You Need to Know and Do Now

A critical flaw has put Next.js applications using React Server Components (RSC) and the App Router at serious risk. This vulnerability, identified as CVE-2025-66478 and scoring a maximum 10.0 on the ...

CVE-2025-66478 Next.js patching React Server Components remote code execution security vulnerability

Dec 7, 2025

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How Attackers Exploited ViewState Deserialization to Breach Sitecore Deployments

A sophisticated cyber campaign has targeted organizations running Sitecore products, exploiting a critical zero-day flaw ( CVE-2025-53690 ). Attackers gained remote code execution by abusing exposed A...

cybersecurity deserialization incident response malware remote code execution Sitecore ViewState zero-day

Sep 21, 2025

0 2090

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GitHub Copilot Vulnerability: How Prompt Injection Opened the Door to RCE Attacks

A critical vulnerability in GitHub Copilot , identified as CVE-2025-53773 exposed developers to remote code execution (RCE) and full system compromise, all triggered by malicious prompt injection with...

AI security cybersecurity developer tools GitHub Copilot Microsoft prompt injection remote code execution vulnerability

Aug 31, 2025

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Critical MCP Vulnerability in Anthropic Puts AI Developer Tools at Risk

A recent discovery in Anthropic’s Model Context Protocol (MCP) Inspector has sent shockwaves through the AI development community. A critical vulnerability, scoring an alarming 9.4 on the CVSS scale, ...

AI security Anthropic context poisoning CSRF enterprise risk MCP Inspector remote code execution vulnerability

Jul 3, 2025

0 3564

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