CVE-2026-54030
קריטית 9.3
תיאור (מקור, אנגלית)
LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.5, LibreChat's MCP OAuth implementation does not validate that the resource parameter from OAuth Protected Resource metadata (RFC 9728) matches the configured MCP server URL, allowing a malicious MCP server to steal access tokens intended for a legitimate server. This vulnerability is fixed in 0.8.5.
מדדים
- CVSS 3.1
-
9.3 (CRITICAL)
מקור הציון: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-14/8/2026
- CWE
- CWE-346
מוצרים מושפעים
librechat: librechat
קישורים
- https://github.com/danny-avila/LibreChat/security/advisories/GHSA-gvpj-vm2f-2m23 ExploitVendor Advisory
- https://github.com/danny-avila/LibreChat/security/advisories/GHSA-gvpj-vm2f-2m23 ExploitVendor Advisory