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Critical Claude Code Vulnerabilities Enables Remote Code Execution Attacks

Cybersecuritynews •Abinaya • February 26, 2026

A critical security flaw in Anthropic’s Claude Code demonstrates how threat actors can exploit repository configuration files to execute malicious code and steal sensitive API keys. The vulnerabilities, tracked as CVE-2025-59536 and CVE-2026-21852, highlight a significant shift in the software supply chain threat landscape as AI tools become embedded in enterprise development workflows. The vulnerabilities […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Anthropic Launches Claude Code Security for Vulnerability Scanning Anthropic has introduced Claude Code Security, a new feature designed to scan software codebases for vulnerabilities and suggest patching solutions. Initially available to a limited number of enterprise and team customers for testing, this capability aims to assist security teams in addressing the growing number of software vulnerabilities. The feature has undergone extensive testing by internal teams and external partners. 124 sources 32

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Critical Claude Code Vulnerabilities Enables Remote Code Execution Attacks

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