Command Validation Bypass

@anthropic-ai/claude-code is vulnerable to command validation bypass. The vulnerability is due to improper validation of piped sed operations with the echo command, which allows an attacker to bypass file write restrictions and write to sensitive directories when the “accept edits” feature is...

Command Injection

Overview @anthropic-ai/claude-code is an Use Claude, Anthropic's AI assistant, right from your terminal. Claude can understand your codebase, edit files, run terminal commands, and handle entire workflows for you. Affected versions of this package are vulnerable to Command Injection via improper...

CVE-2026-25723 Claude Code Vulnerable to Command Injection via Piped sed Command Bypasses File Write Restrictions

Claude Code is an agentic coding tool. Prior to version 2.0.55, Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude...

EUVD-2026-5637

Claude Code is an agentic coding tool. Prior to version 2.0.55, Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude...

CVE-2026-25723

Claude Code is an agentic coding tool. Prior to version 2.0.55, Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude...

CVE-2026-25723 Claude Code Vulnerable to Command Injection via Piped sed Command Bypasses File Write Restrictions

Claude Code is an agentic coding tool. Prior to version 2.0.55, Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude...

CVE-2026-25723 Claude Code Vulnerable to Command Injection via Piped sed Command Bypasses File Write Restrictions

Claude Code is an agentic coding tool. Prior to version 2.0.55, Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude...

CVE-2026-25723

Claude Code prior to 2.0.55 allowed command validation bypass by piping sed via echo, enabling writes to the .claude directory and paths outside the project when the attacker could run commands with the "accept edits" feature enabled. The issue has been patched in 2.0.55. Affected software: Claud...

PT-2026-6862

Claude Code failed to properly validate commands using piped sed operations with the echo command, allowing attackers to bypass file write restrictions. This vulnerability enabled writing to sensitive directories like the .claude folder and paths outside the project scope. Exploiting this require...

PT-2026-6764

Name of the Vulnerable Software and Affected Versions Claude Code versions prior to 2.0.55 Description Claude Code, an agentic coding tool, exhibited a flaw in command validation. Specifically, the software did not adequately validate commands utilizing piped sed operations with the echo command...