{"id":"CVE-2024-11171","aliases":["EUVD-2025-7059","GHSA-c2qr-w9p6-cxgr"],"status":"published","title":"Improper Input Validation in danny-avila/librechat","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00545,"percentile":0.46174,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-770"],"published":"2025-03-20T10:10:18Z","modified":"2026-10-28T02:31:02Z","products":[{"vendor":"danny-avila","product":"danny-avila/librechat"},{"vendor":"librechat","product":"librechat"}],"references":[{"url":"https://huntr.com/bounties/91717a5a-d653-4e35-b186-9e8d00aa4285","tags":["Exploit","Third Party Advisory","web"]},{"url":"https://github.com/danny-avila/librechat/commit/bb58a2d0662ef86dc75a9d2f6560125c018e3836","tags":["Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-11171","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-c2qr-w9p6-cxgr"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/11xxx/CVE-2024-11171.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-11171","title":"Improper Input Validation in danny-avila/librechat","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","status":"published","published":"2025-03-20T10:10:18.684Z","modified":"2025-10-15T12:49:28.195Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:34:19.965827Z"}],"euvd":[{"id":"EUVD-2025-7059","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","status":"published","published":"2025-03-20T10:10:18Z","modified":"2025-10-15T12:49:28Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:31:32.493073Z"}],"ghsa":[{"id":"GHSA-c2qr-w9p6-cxgr","title":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability...","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","status":"published","published":"2025-03-20T12:32:41Z","modified":"2025-10-15T15:31:30Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20","CWE-770"],"updated_at":"2026-11-02T15:03:59.559504Z"}],"nvd":[{"id":"CVE-2024-11171","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","status":"published","published":"2025-03-20T10:15:24.437Z","modified":"2026-06-17T06:57:12.493Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:10:45.815983Z"}],"osv":[{"id":"CVE-2024-11171","title":"Improper Input Validation in danny-avila/librechat","description":"In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. The application uses multer middleware for handling multipart file uploads. When using in-memory storage (the default setting for multer), there is no limit on the upload file size. This can lead to a server crash due to out-of-memory errors when handling large files. An attacker without any privileges can exploit this vulnerability to cause a complete denial of service. The issue is fixed in version 0.7.6.","status":"published","published":"2025-03-20T10:10:18.684Z","modified":"2026-10-28T02:31:02.091999933Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:44:37.180532Z"}]}}