Incidents tagged may

Adobe on Monday released security patches to address a maximum-severity flaw impacting Adobe Commerce and Magento Open Source that has come under active exploitation in the wild. The vulnerability, now tracked as CVE-2026-75650 (CVSS score: 10.0), has been codenamed StyleSmuggler by Sansec, which discovered zero-day exploitation starting September 4, 2026. "This update resolves a critical

Three-Person Team Uses Claude to Breach OpenAI's Core Codebase; $6,500 Bounty Triggers AI Security Alarm finance.biggo.com

Millions of AI agents imperiled by critical vulnerability in open source package Ars Technica

A critical zero-click vulnerability, dubbed "EchoLeak" and identified as CVE-2025-32711, was discovered in Microsoft Copilot. This flaw leveraged an "LLM scope violation" to allow remote attackers to exfiltrate sensitive data from Microsoft 365 services without any user interaction.

Claude Code RCE: claude-cli:// Deeplink Vulnerability Allows Arbitrary Command Execution (Patch 2.1.118) Pasquale Pillitteri

Researchers scanned over 19,000 open-source MCP server repositories, revealing that AI-generated code is present in at least 20% and is disproportionately linked to exploitable vulnerabilities. Key findings include 4.1% of identified flaws being exploitable, with SQL injection, RCE, and path traversal prevalent, and 42.6% of vulnerable repositories showing signs of AI code generation.

An AI-generated malware sample exploited CVE-2025-55182, known as React2Shell, within a Docker honeypot with an exposed daemon. This resulted in remote code execution, allowing the deployment of an XMRig cryptominer on over ninety compromised hosts and demonstrating the operational value of LLMs for low-skill adversaries.

OpenAI confirms security breach but says no user data was affected TechRadar