CVE-2026-42337

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a broken access control vulnerability in the OSS file service URL fetch API chat/api/oss/geturl. The endpoint uses applicationid from the URL path without validating ownership, allowing attackers to perfo...

CVE-2026-42335

MaxKB is an open-source AI assistant for enterprise. Prior to 2.8.1, MaxKB v2.8.0 and prior are vulnerable to a server-side request forgery SSRF bypass in the OSS file service URL fetch chat/api/oss/geturl endpoint. The vulnerability exists due to inconsistent URL parsing between the urlparse...

CVE-2026-42336 MaxKB: SSRF Bypass via DNS Rebinding in MaxKB OSS URL Fetch

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a server-side request forgery SSRF bypass in the OSS file service URL fetch functionality due to inconsistent DNS resolution between validation and actual request execution, allowing attackers to access...

CVE-2026-42337 MaxKB: Broken Access Control in MaxKB OSS URL Fetch API

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a broken access control vulnerability in the OSS file service URL fetch API chat/api/oss/geturl. The endpoint uses applicationid from the URL path without validating ownership, allowing attackers to perfo...