{"id":"CVE-2026-6942","revision":"2af2886198b441dab3739c4cf5c4dd56","records":[{"revision":"2af2886198b441dab3739c4cf5c4dd56","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-6942","aliases":[],"title":"radare2-mcp <=1.6.0 OS Command Injection via Shell Metacharacter Bypass","description":"radare2-mcp version 1.6.0 and earlier contains an os command injection vulnerability that allows remote attackers to execute arbitrary commands by bypassing the command filter through shell metacharacters in user-controlled input passed to r2_cmd_str(). Attackers can inject shell metacharacters through the jsonrpc interface parameters to achieve remote code execution on the host running radare2-mcp without requiring authentication.","state":0,"publishedAt":"2026-04-23T20:58:10.022+00:00","modifiedAt":"2026-07-14T22:03:54.977+00:00","affected":[{"ecosystem":"Vendor product","name":"radare2-mcp","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"radareorg\",\n                    \"product\": \"radare2-mcp\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"1.6.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":9.3,"severity":"CRITICAL"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://github.com/radareorg/radare2-mcp/issues/45","https://github.com/radareorg/radare2-mcp/commit/482cde6500009112a8bc0b3fa8d2ef6180581ec0","https://www.vulncheck.com/advisories/radare2-mcp-os-command-injection-via-shell-metacharacter-bypass"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-6942","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-6942","identifiers":["CVE-2026-6942"]},"retained":false,"historicalAffected":[]}],"coverage":[]}