Security Advisory

CVE-2026-42335

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-26 20:09:25

Last updated 2026-05-27 19:26:39

Assigner GitHub_M

CVSS score 6.3

State PUBLISHED

Description

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/get_url) endpoint. The vulnerability exists due to inconsistent URL parsing between the urlparse validation function and the requests HTTP client, allowing attackers to access internal network services. This vulnerability is fixed in 2.8.1.

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