{"id":"CVE-2026-22252","state":"PUBLISHED","title":"LibreChat MCP Stdio Remote Command Execution","description":"LibreChat is a ChatGPT clone with additional features. Prior to v0.8.2-rc2, LibreChat's MCP stdio transport accepts arbitrary commands without validation, allowing any authenticated user to execute shell commands as root inside the container through a single API request. This vulnerability is fixed in v0.8.2-rc2.","publishedAt":"2026-01-12T18:01:48.399Z","updatedAt":"2026-01-12T18:48:33.821Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["danny-avila LibreChat"],"affected":[{"vendor":"danny-avila","product":"LibreChat","versions":[{"version":"< v0.8.2-rc2","status":"affected"}]}],"references":["https://github.com/danny-avila/LibreChat/security/advisories/GHSA-cxhj-j78r-p88f","https://github.com/danny-avila/LibreChat/commit/211b39f3113d4e6ecab84be0a83f4e9c9dea127f"],"weaknesses":["CWE-285"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/22xxx/CVE-2026-22252.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-22252","state":"PUBLISHED","datePublished":"2026-01-12T18:01:48.399Z","dateUpdated":"2026-01-12T18:48:33.821Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-01-07T05:19:12.921Z"},"containers":{"cna":{"title":"LibreChat MCP Stdio Remote Command Execution","descriptions":[{"lang":"en","value":"LibreChat is a ChatGPT clone with additional features. Prior to v0.8.2-rc2, LibreChat's MCP stdio transport accepts arbitrary commands without validation, allowing any authenticated user to execute shell commands as root inside the container through a single API request. This vulnerability is fixed in v0.8.2-rc2."}],"affected":[{"vendor":"danny-avila","product":"LibreChat","versions":[{"version":"< v0.8.2-rc2","status":"affected"}]}],"references":[{"url":"https://github.com/danny-avila/LibreChat/security/advisories/GHSA-cxhj-j78r-p88f","name":"https://github.com/danny-avila/LibreChat/security/advisories/GHSA-cxhj-j78r-p88f","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/danny-avila/LibreChat/commit/211b39f3113d4e6ecab84be0a83f4e9c9dea127f","name":"https://github.com/danny-avila/LibreChat/commit/211b39f3113d4e6ecab84be0a83f4e9c9dea127f","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","lang":"en","description":"CWE-285: Improper Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-01-12T18:01:48.399Z"},"source":{"advisory":"GHSA-cxhj-j78r-p88f","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-12T18:48:12.133804Z","id":"CVE-2026-22252","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":"2026-01-12T18:48:33.821Z"}}]}}}