Anthropic Claude Code 2.1.59 < 2.1.128 Information Disclosure (CVE-2026-46406)

The version of Anthropic Claude Code installed on the remote host is 2.1.59 prior to 2.1.128. It is, therefore, affected by an information disclosure vulnerability: - The Claude Code /copy command wrote responses to a hardcoded, predictable path /tmp/claude/response.md without UID isolation,...

CVE-2026-46406

Claude Code is an agentic coding tool. From 2.1.59 until 2.1.128, the Claude Code /copy command wrote responses to a hardcoded, predictable path /tmp/claude/response.md without UID isolation, randomness, or symlink protection. The file was created world-readable 0644 in a world-traversable...

@applydigital/claude (>=1.0.0, <=1.2.1), @bsklaroff/yaac (>=0.0.1, <=0.0.6) +11 more potentially affected by CVE-2026-46406 via @anthropic-ai/claude-code (>=2.1.63, <=2.1.117)

@anthropic-ai/claude-code NPM version =2.1.63, =1.0.0, =0.0.1, =0.7.5, =0.6.1-beta.1, =1.83.1, =0.8.1, =0.8.0, =1.0.33, =1.0.0-dev.1, =2.1.99, =1.2.2, =1.2.3 Source cves: CVE-2026-46406 Source advisory: SNYK:JS-ANTHROPICAICLAUDECODE-17660545...