What is CVE-2026-59098?

CVE-2026-59098 is a medium-severity vulnerability in Lobehub, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-07-02.

How severe is CVE-2026-59098?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Lobehub

CVE-2026-59098

LobeChat through 2.2.9 contains a broken access control vulnerability in the retrieval-augmented-generation semantic search functionality that allows authenticated attackers to access other users' data by exploiting missing user-identifier…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Lobehub — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (technical-description, exploit)
disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-59098?: CVE-2026-59098 is a medium-severity vulnerability in Lobehub, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-07-02.
How severe is CVE-2026-59098?: Medium severity. CVSS v3 base score is 6.5 out of 10.