{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-27190", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-18T19:47:02.154Z", "datePublished": "2026-02-20T20:52:11.468Z", "dateUpdated": "2026-02-24T18:30:43.652Z" }, "containers": { "cna": { "title": "Deno has a Command Injection via Incomplete shell metacharacter blocklist in node:child_process", "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" } ] } ], "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" } } ], "references": [ { "name": "https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr" }, { "name": "https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c" }, { "name": "https://github.com/denoland/deno/releases/tag/v2.6.8", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/denoland/deno/releases/tag/v2.6.8" } ], "affected": [ { "vendor": "denoland", "product": "deno", "versions": [ { "version": "< 2.6.8", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-20T20:52:11.468Z" }, "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." } ], "source": { "advisory": "GHSA-hmh4-3xvx-q5hr", "discovery": "UNKNOWN" } }, "adp": [ { "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" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-24T18:30:43.652Z" } } ] } }