Anthropic
10 CVEs across 12 Anthropic products. Browse Anthropic vulnerabilities, severities, and proof-of-concept exploits.
Anthropic products with known CVEs
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-55607 | High | 8.8 | 2026-06-29 | Claude Code is an agentic coding tool. From 2.1.38 until 2.1.163, Claude Code's worktree handling allowed creation of worktrees named ".git" and navigation to… |
CVE-2026-46406 | Medium | 6.1 | 2026-06-29 | 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/… |
CVE-2026-7574 | High | 8.7 | 2026-06-24 | Anthropic Claude Desktop Cowork VM image handling (confirmed across v1.1348.0 through v1.2278.0, including v1.1348.0, v1.1617.0, and v1.2278.0) validates only… |
CVE-2026-54316 | Critical | 9.1 | 2026-06-23 | Claude Code is an agentic coding tool. From 0.2.54 until 2.1.163, because the hostname huggingface.co was pre-approved as a bare hostname for the WebFetch too… |
CVE-2026-44470 | High | 7.8 | 2026-05-13 | The Claude Desktop app gives you Claude Code with a graphical interface built for running multiple sessions side by side. Prior to 1.3834.0, the CoworkVMServic… |
CVE-2026-44467 | Medium | 6.8 | 2026-05-13 | The Claude Desktop app gives you Claude Code with a graphical interface built for running multiple sessions side by side. From 1.2581.0 to before 1.4304.0, Cla… |
CVE-2026-40068 | High | 8.8 | 2026-05-05 | In versions 2.1.63 through 2.1.83 of Claude Code, the folder trust determination logic used the git worktree commondir file without validating its contents. An… |
CVE-2026-41686 | Medium | 4.4 | 2026-05-04 | Claude SDK for TypeScript provides access to the Claude API from server-side TypeScript or JavaScript applications. From version 0.79.0 to before version 0.91… |
CVE-2026-39861 | Critical | 10.0 | 2026-04-21 | Claude Code is an agentic coding tool. Prior to version 2.1.64, Claude Code's sandbox did not prevent sandboxed processes from creating symlinks pointing to lo… |
CVE-2026-35603 | High | 7.3 | 2026-04-17 | Claude Code is an agentic coding tool. In versions prior to 2.1.75 on Windows, Claude Code loaded the system-wide default configuration from C:\ProgramData\Cla… |
CVE-2026-34452 | Medium | 5.3 | 2026-03-31 | The Claude SDK for Python provides access to the Claude API from Python applications. From version 0.86.0 to before version 0.87.0, the async local filesystem… |
CVE-2026-34451 | Medium | 5.4 | 2026-03-31 | Claude SDK for TypeScript provides access to the Claude API from server-side TypeScript or JavaScript applications. From version 0.79.0 to before version 0.81… |
CVE-2026-34450 | Medium | 4.4 | 2026-03-31 | The Claude SDK for Python provides access to the Claude API from Python applications. From version 0.86.0 to before version 0.87.0, the local filesystem memory… |
CVE-2026-22561 | High | 7.8 | 2026-03-31 | Uncontrolled search path elements in Anthropic Claude for Windows installer (Claude Setup.exe) versions prior to 1.1.3363 allow local privilege escalation via… |
CVE-2026-33068 | High | 8.8 | 2026-03-20 | Claude Code is an agentic coding tool. Versions prior to 2.1.53 resolved the permission mode from settings files, including the repo-controlled .claude/setting… |
CVE-2026-25725 | Critical | 10.0 | 2026-02-06 | Claude Code is an agentic coding tool. Prior to version 2.1.2, Claude Code's bubblewrap sandboxing mechanism failed to properly protect the .claude/settings.js… |
CVE-2026-25724 | High | 7.5 | 2026-02-06 | Claude Code is an agentic coding tool. Prior to version 2.1.7, Claude Code failed to strictly enforce deny rules configured in settings.json when accessing fil… |
CVE-2026-25723 | Medium | 6.5 | 2026-02-06 | 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 comma… |
CVE-2026-25722 | Critical | 9.1 | 2026-02-06 | Claude Code is an agentic coding tool. Prior to version 2.0.57, Claude Code failed to properly validate directory changes when combined with write operations t… |
CVE-2026-24887 | High | 8.8 | 2026-02-03 | Claude Code is an agentic coding tool. Prior to version 2.0.72, due to an error in command parsing, it was possible to bypass the Claude Code confirmation prom… |
CVE-2026-24053 | Medium | 6.5 | 2026-02-03 | Claude Code is an agentic coding tool. Prior to version 2.0.74, due to a Bash command validation flaw in parsing ZSH clobber syntax, it was possible to bypass… |
CVE-2026-24052 | High | 7.4 | 2026-02-03 | Claude Code is an agentic coding tool. Prior to version 1.0.111, Claude Code contained insufficient URL validation in its trusted domain verification mechanism… |
CVE-2026-21852 | High | 7.5 | 2026-01-21 | Claude Code is an agentic coding tool. Prior to version 2.0.65, vulnerability in Claude Code's project-load flow allowed malicious repositories to exfiltrate d… |
CVE-2026-0621 | High | 7.5 | 2026-01-05 | Anthropic's MCP TypeScript SDK versions up to and including 1.25.1 contain a regular expression denial of service (ReDoS) vulnerability in the UriTemplate clas… |
CVE-2025-66032 | Critical | 9.8 | 2025-12-03 | Claude Code is an agentic coding tool. Prior to 1.0.93, Due to errors in parsing shell commands related to $IFS and short CLI flags, it was possible to bypass… |
CVE-2025-64755 | Critical | 9.8 | 2025-11-21 | Claude Code is an agentic coding tool. Prior to version 2.0.31, due to an error in sed command parsing, it was possible to bypass the Claude Code read-only val… |
CVE-2025-65099 | Critical | 9.8 | 2025-11-19 | Claude Code is an agentic coding tool. Prior to version 1.0.39, when running on a machine with Yarn 3.0 or above, Claude Code could have been tricked to execut… |
CVE-2025-59829 | Medium | 6.5 | 2025-10-03 | Claude Code is an agentic coding tool. Versions below 1.0.120 failed to account for symlinks when checking permission deny rules. If a user explicitly denied C… |
CVE-2025-59536 | High | 8.8 | 2025-10-03 | Claude Code is an agentic coding tool. Versions before 1.0.111 were vulnerable to Code Injection due to a bug in the startup trust dialog implementation. Claud… |
CVE-2025-59828 | Critical | 9.8 | 2025-09-24 | Claude Code is an agentic coding tool. Prior to Claude Code version 1.0.39, when using Claude Code with Yarn versions 2.0+, Yarn plugins are auto-executed when… |
CVE-2025-59041 | Critical | 9.8 | 2025-09-10 | Claude Code is an agentic coding tool. At startup, Claude Code executed a command templated in with `git config user.email`. Prior to version 1.0.105, a malici… |
CVE-2025-58764 | Critical | 9.8 | 2025-09-10 | Claude Code is an agentic coding tool. Due to an error in command parsing, versions prior to 1.0.105 were vulnerable to a bypass of the Claude Code confirmatio… |
CVE-2025-55284 | High | 7.5 | 2025-08-16 | Claude Code is an agentic coding tool. Prior to version 1.0.4, it's possible to bypass the Claude Code confirmation prompts to read a file and then send file c… |
CVE-2025-54795 | Critical | 9.8 | 2025-08-05 | Claude Code is an agentic coding tool. In versions below 1.0.20, an error in command parsing makes it possible to bypass the Claude Code confirmation prompt to… |
CVE-2025-54794 | Critical | 9.1 | 2025-08-05 | Claude Code is an agentic coding tool. In versions below 0.2.111, a path validation flaw using prefix matching instead of canonical path comparison, makes it p… |
CVE-2025-34072 | | 2025-07-02 | A data exfiltration vulnerability exists in Anthropic’s deprecated Slack Model Context Protocol (MCP) Server via automatic link unfurling. When an AI agent usi… |