{"schema_version":1,"title":"Anthropic vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 58 vulnerabilities in Anthropic: 0 in the last 7 days and 11 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-63128, was published on 16 September 2026. 5 technologies have a page of their own.","url":"https://junglewise.ai/threats/vendors/anthropic","json_url":"https://junglewise.ai/threats/vendors/anthropic.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/anthropic","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","counts":{"high":18,"all_time":58,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":3,"last_90_days":11,"last_365_days":47},"latest":[{"cve":"CVE-2026-63128","cvss":7.5,"epss":0.0063,"slug":"cve-2026-63128-rmcp-streamable-http-server-unauthenticated-session-table-memory","title":"RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's stateful Streamable HTTP server in crates/rmcp","severity":"high","exploited":false,"published_at":"2026-09-16T15:17:39.96+00:00","url":"https://junglewise.ai/threats/cve-2026-63128-rmcp-streamable-http-server-unauthenticated-session-table-memory"},{"cve":"CVE-2026-63127","cvss":8.2,"epss":0.002,"slug":"cve-2026-63127-rmcp-missing-resource-field-validation-in-oauth-metadata","title":"RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transp","severity":"high","exploited":false,"published_at":"2026-09-16T15:17:39.817+00:00","url":"https://junglewise.ai/threats/cve-2026-63127-rmcp-missing-resource-field-validation-in-oauth-metadata"},{"cve":"CVE-2026-84810","cvss":6.5,"epss":0.0032,"slug":"cve-2026-84810-anthropic-claude-skill-antivirus-incomplete-file-analysis-in","title":"Anthropic claude-skill-antivirus incomplete file analysis in skill scanning","severity":"medium","exploited":false,"published_at":"2026-09-02T17:18:05.297+00:00","url":"https://junglewise.ai/threats/cve-2026-84810-anthropic-claude-skill-antivirus-incomplete-file-analysis-in"},{"cve":"CVE-2026-53965","cvss":4,"epss":0.0062,"slug":"cve-2026-53965-mcp-php-sdk-unbounded-sse-buffer-memory-exhaustion","title":"The MCP PHP SDK (Composer package mcp/sdk) is the official Model Context Protocol SDK for PHP. In versions 0.5.0 through 0.7.0, the HTTP cli","severity":"high","exploited":false,"published_at":"2026-08-25T21:17:01.597+00:00","url":"https://junglewise.ai/threats/cve-2026-53965-mcp-php-sdk-unbounded-sse-buffer-memory-exhaustion"},{"cve":"CVE-2026-67432","cvss":7.5,"epss":0.0078,"slug":"cve-2026-67432-model-context-protocol-ruby-sdk-memory-exhaustion-in","title":"Model Context Protocol Ruby SDK memory exhaustion in StreamableHTTPTransport","severity":"high","exploited":false,"published_at":"2026-07-29T20:17:12.277+00:00","url":"https://junglewise.ai/threats/cve-2026-67432-model-context-protocol-ruby-sdk-memory-exhaustion-in"},{"cve":"CVE-2026-55407","cvss":4,"epss":0.0076,"slug":"cve-2026-55407-anthropics-buffa-memory-exhaustion-in-protobuf-decoder","title":"Anthropics Buffa memory exhaustion in protobuf decoder","severity":"medium","exploited":false,"published_at":"2026-07-16T17:16:57.77+00:00","url":"https://junglewise.ai/threats/cve-2026-55407-anthropics-buffa-memory-exhaustion-in-protobuf-decoder"},{"cve":"CVE-2026-55406","cvss":4,"epss":0.0019,"slug":"cve-2026-55406-anthropics-buffa-use-after-free-in-ownedview","title":"Anthropics Buffa use-after-free in OwnedView","severity":"medium","exploited":false,"published_at":"2026-07-16T17:16:57.623+00:00","url":"https://junglewise.ai/threats/cve-2026-55406-anthropics-buffa-use-after-free-in-ownedview"},{"cve":"CVE-2026-47751","cvss":5.3,"slug":"cve-2026-47751-anthropic-claude-code-action-arbitrary-code-execution-in-github","title":"Anthropic Claude Code Action arbitrary code execution in GitHub Actions runner","severity":"medium","exploited":false,"published_at":"2026-07-16T17:16:57.357+00:00","url":"https://junglewise.ai/threats/cve-2026-47751-anthropic-claude-code-action-arbitrary-code-execution-in-github"},{"cve":"CVE-2026-59950","cvss":4,"epss":0.0023,"slug":"cve-2026-59950-modelcontextprotocol-python-sdk-missing-origin-validation-in","title":"modelcontextprotocol python-sdk missing origin validation in WebSocket transport","severity":"high","exploited":false,"published_at":"2026-07-15T21:16:55.683+00:00","url":"https://junglewise.ai/threats/cve-2026-59950-modelcontextprotocol-python-sdk-missing-origin-validation-in"},{"cve":"CVE-2026-52870","cvss":7.6,"epss":0.0039,"slug":"cve-2026-52870-model-context-protocol-python-sdk-missing-authorization-in","title":"Model Context Protocol Python SDK missing authorization in experimental tasks","severity":"high","exploited":false,"published_at":"2026-07-15T20:17:38.577+00:00","url":"https://junglewise.ai/threats/cve-2026-52870-model-context-protocol-python-sdk-missing-authorization-in"},{"cve":"CVE-2026-52869","cvss":7.1,"epss":0.0054,"slug":"cve-2026-52869-modelcontextprotocol-mcp-authorization-bypass-in-sse-and-http","title":"modelcontextprotocol mcp authorization bypass in SSE and HTTP transports","severity":"high","exploited":false,"published_at":"2026-07-15T20:17:38.427+00:00","url":"https://junglewise.ai/threats/cve-2026-52869-modelcontextprotocol-mcp-authorization-bypass-in-sse-and-http"},{"cve":"CVE-2026-55607","cvss":4,"epss":0.0069,"slug":"cve-2026-55607-anthropic-claude-code-sandbox-escape-via-git-worktree-path","title":"Anthropic Claude Code sandbox escape via git worktree path confusion","severity":"high","exploited":false,"published_at":"2026-06-29T15:16:41.597+00:00","url":"https://junglewise.ai/threats/cve-2026-55607-anthropic-claude-code-sandbox-escape-via-git-worktree-path"},{"cve":"CVE-2026-46406","cvss":4,"epss":0.0015,"slug":"cve-2026-46406-anthropic-claude-code-insecure-temporary-file-in-copy-command","title":"Anthropic Claude Code insecure temporary file in copy command","severity":"medium","exploited":false,"published_at":"2026-06-29T15:16:41.033+00:00","url":"https://junglewise.ai/threats/cve-2026-46406-anthropic-claude-code-insecure-temporary-file-in-copy-command"},{"cve":"CVE-2026-7574","cvss":8.7,"slug":"cve-2026-7574-anthropic-claude-desktop-cowork-missing-integrity-check-in-vm","title":"Anthropic Claude Desktop Cowork missing integrity check in VM image handling","severity":"high","exploited":false,"published_at":"2026-06-24T00:16:34.173+00:00","url":"https://junglewise.ai/threats/cve-2026-7574-anthropic-claude-desktop-cowork-missing-integrity-check-in-vm"},{"cve":"CVE-2026-54316","cvss":3.1,"epss":0.0052,"slug":"cve-2026-54316-anthropic-claude-code-data-exfiltration-via-huggingface-allowlist","title":"Anthropic Claude Code data exfiltration via HuggingFace allowlist bypass","severity":"medium","exploited":false,"published_at":"2026-06-23T18:18:08.623+00:00","url":"https://junglewise.ai/threats/cve-2026-54316-anthropic-claude-code-data-exfiltration-via-huggingface-allowlist"},{"cve":"CVE-2026-42559","cvss":8.8,"epss":0.0024,"slug":"cve-2026-42559-model-context-protocol-rmcp-dns-rebinding-in-streamable-http","title":"Model Context Protocol RMCP DNS rebinding in Streamable HTTP server","severity":"high","exploited":false,"published_at":"2026-05-14T15:16:46.75+00:00","url":"https://junglewise.ai/threats/cve-2026-42559-model-context-protocol-rmcp-dns-rebinding-in-streamable-http"},{"cve":"CVE-2026-44470","cvss":7.8,"epss":0.0001,"slug":"cve-2026-44470-anthropic-claude-desktop-privilege-escalation-in-coworkvmservice","title":"Anthropic Claude Desktop privilege escalation in CoworkVMService","severity":"high","exploited":false,"published_at":"2026-05-13T16:16:58.263+00:00","url":"https://junglewise.ai/threats/cve-2026-44470-anthropic-claude-desktop-privilege-escalation-in-coworkvmservice"},{"cve":"CVE-2026-44467","cvss":6.8,"epss":0.0002,"slug":"cve-2026-44467-anthropic-claude-desktop-ssh-host-key-verification-bypass","title":"Anthropic Claude Desktop SSH host key verification bypass","severity":"medium","exploited":false,"published_at":"2026-05-13T16:16:58.1+00:00","url":"https://junglewise.ai/threats/cve-2026-44467-anthropic-claude-desktop-ssh-host-key-verification-bypass"},{"cve":"CVE-2026-40068","cvss":8.8,"epss":0.0056,"slug":"cve-2026-40068-anthropic-claude-code-trust-bypass-via-git-worktree-spoofing","title":"Anthropic Claude Code trust bypass via Git worktree spoofing","severity":"high","exploited":false,"published_at":"2026-05-05T21:16:23.093+00:00","url":"https://junglewise.ai/threats/cve-2026-40068-anthropic-claude-code-trust-bypass-via-git-worktree-spoofing"},{"cve":"CVE-2026-41686","cvss":4.4,"epss":0.0013,"slug":"cve-2026-41686-anthropic-claude-sdk-for-typescript-insecure-file-permissions-in","title":"Anthropic Claude SDK for TypeScript insecure file permissions in LocalFilesystemMemoryTool","severity":"medium","exploited":false,"published_at":"2026-05-04T19:16:03.883+00:00","url":"https://junglewise.ai/threats/cve-2026-41686-anthropic-claude-sdk-for-typescript-insecure-file-permissions-in"},{"cve":"CVE-2026-39861","cvss":10,"epss":0.008,"slug":"cve-2026-39861-claude-code-sandbox-escape-via-symlink-following-allows-arbitrary","title":"Claude Code: Sandbox Escape via Symlink Following Allows Arbitrary File Write Outside Workspace","severity":"critical","exploited":false,"published_at":"2026-04-21T18:51:21+00:00","url":"https://junglewise.ai/threats/cve-2026-39861-claude-code-sandbox-escape-via-symlink-following-allows-arbitrary"},{"cve":"CVE-2026-35603","cvss":7.3,"epss":0.0015,"slug":"cve-2026-35603-claude-code-insecure-system-wide-configuration-loading-enables","title":"Claude Code: Insecure System-Wide Configuration Loading Enables Local Privilege Escalation on Windows","severity":"high","exploited":false,"published_at":"2026-04-17T22:19:38+00:00","url":"https://junglewise.ai/threats/cve-2026-35603-claude-code-insecure-system-wide-configuration-loading-enables"},{"cve":"CVE-2026-35022","cvss":9.8,"epss":0.006,"slug":"cve-2026-35022-anthropic-claude-code-os-command-injection-in-authentication","title":"Anthropic Claude Code OS command injection in authentication helpers","severity":"info","exploited":false,"published_at":"2026-04-06T20:16:25.26+00:00","url":"https://junglewise.ai/threats/cve-2026-35022-anthropic-claude-code-os-command-injection-in-authentication"},{"cve":"CVE-2026-35021","cvss":7.8,"epss":0.0004,"slug":"cve-2026-35021-anthropic-claude-code-os-command-injection-in-prompt-editor","title":"Anthropic Claude Code OS command injection in prompt editor","severity":"info","exploited":false,"published_at":"2026-04-06T20:16:25.067+00:00","url":"https://junglewise.ai/threats/cve-2026-35021-anthropic-claude-code-os-command-injection-in-prompt-editor"},{"cve":"CVE-2026-35020","cvss":8.4,"epss":0.0011,"slug":"cve-2026-35020-anthropic-claude-code-cli-os-command-injection-in-command-lookup","title":"Anthropic Claude Code CLI OS command injection in command lookup helper","severity":"info","exploited":false,"published_at":"2026-04-06T20:16:24.863+00:00","url":"https://junglewise.ai/threats/cve-2026-35020-anthropic-claude-code-cli-os-command-injection-in-command-lookup"}],"vendor":{"hub":true,"name":"Anthropic","slug":"anthropic","description":"AI company that develops large language models and other AI research products.","url":"https://junglewise.ai/threats/vendors/anthropic"},"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":6},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-39861","cvss":10,"epss":0.008,"slug":"cve-2026-39861-claude-code-sandbox-escape-via-symlink-following-allows-arbitrary","title":"Claude Code: Sandbox Escape via Symlink Following Allows Arbitrary File Write Outside Workspace","severity":"critical","exploited":false,"published_at":"2026-04-21T18:51:21+00:00","url":"https://junglewise.ai/threats/cve-2026-39861-claude-code-sandbox-escape-via-symlink-following-allows-arbitrary"},{"cve":"CVE-2026-40068","cvss":8.8,"epss":0.0056,"slug":"cve-2026-40068-anthropic-claude-code-trust-bypass-via-git-worktree-spoofing","title":"Anthropic Claude Code trust bypass via Git worktree spoofing","severity":"high","exploited":false,"published_at":"2026-05-05T21:16:23.093+00:00","url":"https://junglewise.ai/threats/cve-2026-40068-anthropic-claude-code-trust-bypass-via-git-worktree-spoofing"},{"cve":"CVE-2026-42559","cvss":8.8,"epss":0.0024,"slug":"cve-2026-42559-model-context-protocol-rmcp-dns-rebinding-in-streamable-http","title":"Model Context Protocol RMCP DNS rebinding in Streamable HTTP server","severity":"high","exploited":false,"published_at":"2026-05-14T15:16:46.75+00:00","url":"https://junglewise.ai/threats/cve-2026-42559-model-context-protocol-rmcp-dns-rebinding-in-streamable-http"},{"cve":"CVE-2026-7574","cvss":8.7,"slug":"cve-2026-7574-anthropic-claude-desktop-cowork-missing-integrity-check-in-vm","title":"Anthropic Claude Desktop Cowork missing integrity check in VM image handling","severity":"high","exploited":false,"published_at":"2026-06-24T00:16:34.173+00:00","url":"https://junglewise.ai/threats/cve-2026-7574-anthropic-claude-desktop-cowork-missing-integrity-check-in-vm"},{"cve":"CVE-2026-63127","cvss":8.2,"epss":0.002,"slug":"cve-2026-63127-rmcp-missing-resource-field-validation-in-oauth-metadata","title":"RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transp","severity":"high","exploited":false,"published_at":"2026-09-16T15:17:39.817+00:00","url":"https://junglewise.ai/threats/cve-2026-63127-rmcp-missing-resource-field-validation-in-oauth-metadata"},{"cve":"CVE-2026-22561","cvss":7.8,"epss":0.0018,"slug":"cve-2026-22561-anthropic-claude-for-windows-privilege-escalation-in-installer","title":"Anthropic Claude for Windows privilege escalation in installer","severity":"high","exploited":false,"published_at":"2026-03-31T16:16:28.85+00:00","url":"https://junglewise.ai/threats/cve-2026-22561-anthropic-claude-for-windows-privilege-escalation-in-installer"},{"cve":"CVE-2026-44470","cvss":7.8,"epss":0.0001,"slug":"cve-2026-44470-anthropic-claude-desktop-privilege-escalation-in-coworkvmservice","title":"Anthropic Claude Desktop privilege escalation in CoworkVMService","severity":"high","exploited":false,"published_at":"2026-05-13T16:16:58.263+00:00","url":"https://junglewise.ai/threats/cve-2026-44470-anthropic-claude-desktop-privilege-escalation-in-coworkvmservice"},{"cve":"CVE-2026-52870","cvss":7.6,"epss":0.0039,"slug":"cve-2026-52870-model-context-protocol-python-sdk-missing-authorization-in","title":"Model Context Protocol Python SDK missing authorization in experimental tasks","severity":"high","exploited":false,"published_at":"2026-07-15T20:17:38.577+00:00","url":"https://junglewise.ai/threats/cve-2026-52870-model-context-protocol-python-sdk-missing-authorization-in"},{"cve":"CVE-2026-67432","cvss":7.5,"epss":0.0078,"slug":"cve-2026-67432-model-context-protocol-ruby-sdk-memory-exhaustion-in","title":"Model Context Protocol Ruby SDK memory exhaustion in StreamableHTTPTransport","severity":"high","exploited":false,"published_at":"2026-07-29T20:17:12.277+00:00","url":"https://junglewise.ai/threats/cve-2026-67432-model-context-protocol-ruby-sdk-memory-exhaustion-in"},{"cve":"CVE-2026-63128","cvss":7.5,"epss":0.0063,"slug":"cve-2026-63128-rmcp-streamable-http-server-unauthenticated-session-table-memory","title":"RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's stateful Streamable HTTP server in crates/rmcp","severity":"high","exploited":false,"published_at":"2026-09-16T15:17:39.96+00:00","url":"https://junglewise.ai/threats/cve-2026-63128-rmcp-streamable-http-server-unauthenticated-session-table-memory"}],"generated_at":"2026-09-28T03:07:00.154823+00:00","technologies":[{"name":"Anthropic Claude Code","slug":"claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/claude-code"},{"name":"Anthropic Model Context Protocol","slug":"model-context-protocol","vulnerabilities":10,"url":"https://junglewise.ai/threats/technologies/model-context-protocol"},{"name":"Anthropic Claude Desktop","slug":"claude-desktop","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/claude-desktop"},{"name":"Anthropic Claude Agent SDK","slug":"claude-agent-sdk","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/claude-agent-sdk"},{"name":"Anthropic Claude Code CLI","slug":"claude-code-cli","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/claude-code-cli"}]}