{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-119025","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-29T11:19:44.165Z","datePublished":"2026-10-29T11:24:18.723Z","dateUpdated":"2026-10-29T11:24:18.723Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-29T11:24:18.723Z"},"datePublic":"2026-10-19T00:00:00.000Z","title":"open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows","descriptions":[{"lang":"en","value":"open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to execute PowerShell code by supplying crafted URLs on Windows and WSL. Attackers can embed $(...) subexpressions in URLs, such as OAuth authorization_endpoint values from malicious MCP servers, which execute when index.js passes them unescaped to powershell -EncodedCommand."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","cweId":"CWE-78","type":"CWE"}]}],"affected":[{"vendor":"sindresorhus","product":"open","defaultStatus":"unaffected","versions":[{"version":"7.2.0","lessThan":"11.0.0","status":"affected","versionType":"semver"}],"packageURL":"pkg:npm/open"},{"vendor":"modelcontextprotocol","product":"inspector","defaultStatus":"unaffected","packageURL":"pkg:npm/%40modelcontextprotocol/inspector","versions":[{"version":"2.0.0","lessThan":"2.12.0","status":"affected","versionType":"semver"}]},{"vendor":"anomalyco","product":"opencode","defaultStatus":"unaffected","packageURL":"pkg:npm/opencode-ai","versions":[{"version":"1.0.137","lessThan":"1.18.33","status":"affected","versionType":"semver"}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/sindresorhus/open/commit/274d70446bf38a7b7d50b214dd3962ef8ea9320d","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/sindresorhus/open/releases/tag/v11.0.0","tags":["release-notes"],"name":"open v11.0.0 Release Notes"},{"url":"https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203","tags":["technical-description"]},{"url":"https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99","tags":["technical-description"]},{"url":"https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-78c7-phqw","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-q978-78c7-phqw)"},{"url":"https://github.com/anomalyco/opencode/pull/51414","tags":["patch","issue-tracking"],"name":"opencode Pull Request #51414"},{"url":"https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342af98c","tags":["patch"],"name":"opencode Patch Commit"},{"name":"VulnCheck Advisory: open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/open-7.2.0-before-11.0.0-os-command-injection-via-powershell-on-windows"}],"credits":[{"lang":"en","value":"Eilon Cohen (Pillar Security)","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}