{"id":"CVE-2026-109441","aliases":["EUVD-2026-104681","GHSA-g5q6-qcmx-6vw9"],"status":"published","title":"LangAlpha through 2026.09.07 Cross-Tenant Sandbox Exposure via Shared Docker Bridge","description":"LangAlpha through 2026.09.07 contains an improper isolation vulnerability that places all tenants' sandbox containers on Docker's shared default bridge network with inter-container communication enabled. Authenticated users with code execution in their own sandbox can connect directly to other tenants' containers, bypassing require_workspace_owner checks to read files such as vault secrets from exposed servers.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00442,"percentile":0.3866,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-653"],"published":"2026-10-20T00:46:06Z","modified":"2026-10-28T02:31:11Z","products":[{"vendor":"ginlix-ai","product":"langalpha"}],"references":[{"url":"https://www.lasso.security/vulnerability-database/cve-2026-109441","tags":["technical-description","exploit","evidence"]},{"url":"https://github.com/ginlix-ai/LangAlpha/blob/435a5a44fabdeb33e409a62d233a936d96241c86/src/ptc_agent/config/core.py#L295","tags":["technical-description","article"]},{"url":"https://www.vulncheck.com/advisories/langalpha-through-2026.09.07-cross-tenant-sandbox-exposure-via-shared-docker-bridge","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109441","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g5q6-qcmx-6vw9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109441.json","tags":["advisory"]},{"url":"https://github.com/ginlix-ai/LangAlpha","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-109441","title":"LangAlpha through 2026.09.07 Cross-Tenant Sandbox Exposure via Shared Docker Bridge","description":"LangAlpha through 2026.09.07 contains an improper isolation vulnerability that places all tenants' sandbox containers on Docker's shared default bridge network with inter-container communication enabled. 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Authenticated users with code execution in their own sandbox can connect directly to other tenants' containers, bypassing require_workspace_owner checks to read files such as vault secrets from exposed servers.","status":"published","published":"2026-10-20T00:46:06Z","modified":"2026-10-20T14:34:42Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:43.975979Z"}],"ghsa":[{"id":"GHSA-g5q6-qcmx-6vw9","title":"LangAlpha through 2026.09.07 contains an improper isolation vulnerability that places all tenants...","description":"LangAlpha through 2026.09.07 contains an improper isolation vulnerability that places all tenants' sandbox containers on Docker's shared default bridge network with inter-container communication enabled. Authenticated users with code execution in their own sandbox can connect directly to other tenants' containers, bypassing require_workspace_owner checks to read files such as vault secrets from exposed servers.","status":"published","published":"2026-10-20T03:32:43Z","modified":"2026-10-20T03:32:44Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/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":"medium"},{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T15:14:02.928159Z"}],"nvd":[{"id":"CVE-2026-109441","description":"LangAlpha through 2026.09.07 contains an improper isolation vulnerability that places all tenants' sandbox containers on Docker's shared default bridge network with inter-container communication enabled. 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Authenticated users with code execution in their own sandbox can connect directly to other tenants' containers, bypassing require_workspace_owner checks to read files such as vault secrets from exposed servers.","status":"published","published":"2026-10-20T00:46:06.033Z","modified":"2026-10-28T02:31:11.513370312Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","level":"medium"}],"cwes":["CWE-653"],"updated_at":"2026-11-02T15:44:55.279797Z"}]}}