UNIX Symbolic Link (Symlink) Following Affecting @anthropic-ai/claude-code package, versions <2.1.7


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (20th percentile)

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  • Snyk IDSNYK-JS-ANTHROPICAICLAUDECODE-15248353
  • published8 Feb 2026
  • disclosed6 Feb 2026
  • creditOfir Hamam

Introduced: 6 Feb 2026

CVE-2026-25724  (opens in a new tab)
CWE-61  (opens in a new tab)

How to fix?

Upgrade @anthropic-ai/claude-code to version 2.1.7 or higher.

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 UNIX Symbolic Link (Symlink) Following via the file access process. An attacker can access restricted files by leveraging symbolic links to bypass deny rules configured in settings.json.

References

CVSS Base Scores

version 4.0
version 3.1