Auth bypass in Lobehub Lobe-chat

CVE-2026-23522

LobeChat is an open source chat application platform. Prior to version 2.0.0-next.193, `knowledgeBase.removeFilesFromKnowledgeBase` tRPC ep allows authenticated users to delete files from any knowledge base without verifying ownership. `us…

EPSS: 0.001 (20.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-23522?
CVE-2026-23522 is a low-severity vulnerability in Lobehub Lobe-chat, classified under Improper Access Control. CVSS score: 3.7/10. Published 2026-01-19.
How severe is CVE-2026-23522?
Low severity. CVSS v3 base score is 3.7 out of 10.