{"id":"CVE-2026-119025","aliases":["AZL-112139","EUVD-2026-112744","GHSA-jgwm-4pmq-r4w4","GHSA-q978-78c7-phqw","UBUNTU-CVE-2026-119025"],"status":"published","title":"open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows","description":"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.","severity":{"version":"4.0","score":7.7,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01446,"percentile":0.73666,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2026-10-29T11:24:18Z","modified":"2026-11-04T03:30:25Z","exploits":[{"source":"pocgithub","id":"shouvikkkk/oauth-sink-check","title":"shouvikkkk/oauth-sink-check","date":"2026-10-30","url":"https://github.com/shouvikkkk/oauth-sink-check"}],"affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"python-tensorboard","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.16.2-6"}]}]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"node-open","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.0-6"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"node-open","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.0-6"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"node-open","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.0-6"]}],"products":[{"vendor":"anomalyco","product":"opencode"},{"vendor":"mcpjam","product":"inspector"},{"vendor":"modelcontextprotocol","product":"inspector"},{"vendor":"sindresorhus","product":"open"}],"references":[{"url":"https://github.com/sindresorhus/open/commit/274d70446bf38a7b7d50b214dd3962ef8ea9320d","tags":["patch","fix","report"]},{"url":"https://github.com/sindresorhus/open/releases/tag/v11.0.0","tags":["release-notes","advisory","report"]},{"url":"https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203","tags":["technical-description","article","report"]},{"url":"https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99","tags":["technical-description","article","report"]},{"url":"https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-78c7-phqw","tags":["vendor-advisory","advisory","report"]},{"url":"https://github.com/anomalyco/opencode/pull/51414","tags":["patch","issue-tracking","fix","report"]},{"url":"https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342af98c","tags":["patch","fix","report"]},{"url":"https://www.vulncheck.com/advisories/open-7.2.0-before-11.0.0-os-command-injection-via-powershell-on-windows","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119025","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-jgwm-4pmq-r4w4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/119xxx/CVE-2026-119025.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-119025","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-119025","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-119025","title":"open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows","description":"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.","status":"published","published":"2026-10-29T11:24:18.723Z","modified":"2026-11-03T15:26:15.692Z","cvss":[{"version":"4.0","score":7.7,"vector":"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","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-03T16:58:09.635057Z"}],"euvd":[{"id":"EUVD-2026-112744","description":"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.","status":"published","published":"2026-10-29T11:24:18Z","modified":"2026-11-03T15:26:15Z","cvss":[{"version":"4.0","score":7.7,"vector":"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","level":"high"}],"updated_at":"2026-11-03T16:18:15.107036Z"}],"ghsa":[{"id":"GHSA-jgwm-4pmq-r4w4","title":"open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to...","description":"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.","status":"published","published":"2026-10-29T12:30:37Z","modified":"2026-10-29T12:30:46Z","cvss":[{"version":"4.0","score":7.7,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:14:38.164928Z"}],"nvd":[{"id":"CVE-2026-119025","description":"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.","status":"published","published":"2026-10-29T12:17:12.017Z","modified":"2026-11-03T16:17:20.497Z","cvss":[{"version":"4.0","score":7.7,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-03T18:16:46.837221Z"}],"osv":[{"id":"CVE-2026-119025","title":"open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows","description":"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.","status":"published","published":"2026-10-29T11:24:18.723Z","modified":"2026-11-08T10:45:25.562786013Z","cvss":[{"version":"4.0","score":7.7,"vector":"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","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-07T03:08:01.41647Z"},{"id":"UBUNTU-CVE-2026-119025","description":"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.","status":"published","published":"2026-10-29T12:17:00Z","modified":"2026-11-05T04:42:51Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"},{"version":"4.0","score":7.7,"vector":"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","level":"high"}],"updated_at":"2026-11-05T13:33:25.727744Z"},{"id":"AZL-112139","title":"CVE-2026-119025 affecting package python-tensorboard 2.16.2-6","description":"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.","status":"published","published":"2026-10-29T12:17:12Z","modified":"2026-11-03T05:33:06Z","updated_at":"2026-11-05T16:41:19.001909Z"}]}}