{"id":"CVE-2026-27190","state":"PUBLISHED","title":"Deno has a Command Injection via Incomplete shell metacharacter blocklist in node:child_process","description":"Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.6.8, a command injection vulnerability exists in Deno's node:child_process implementation. This vulnerability is fixed in 2.6.8.","publishedAt":"2026-02-20T20:52:11.468Z","updatedAt":"2026-02-24T18:30:43.652Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["denoland deno"],"affected":[{"vendor":"denoland","product":"deno","versions":[{"version":"< 2.6.8","status":"affected"}]}],"references":["https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr","https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c","https://github.com/denoland/deno/releases/tag/v2.6.8"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/27xxx/CVE-2026-27190.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27190","state":"PUBLISHED","datePublished":"2026-02-20T20:52:11.468Z","dateUpdated":"2026-02-24T18:30:43.652Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-18T19:47:02.154Z"},"containers":{"cna":{"title":"Deno has a Command Injection via Incomplete shell metacharacter blocklist in node:child_process","descriptions":[{"lang":"en","value":"Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.6.8, a command injection vulnerability exists in Deno's node:child_process implementation. This vulnerability is fixed in 2.6.8."}],"affected":[{"vendor":"denoland","product":"deno","versions":[{"version":"< 2.6.8","status":"affected"}]}],"references":[{"url":"https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr","name":"https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c","name":"https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c","tags":["x_refsource_MISC"]},{"url":"https://github.com/denoland/deno/releases/tag/v2.6.8","name":"https://github.com/denoland/deno/releases/tag/v2.6.8","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-02-20T20:52:11.468Z"},"source":{"advisory":"GHSA-hmh4-3xvx-q5hr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-24T18:30:23.207545Z","id":"CVE-2026-27190","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-24T18:30:43.652Z"}}]}}}