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 predicates in the chunk model semanticSearch method. Attackers can supply arbitrary victim file or knowledge-base identifiers through the chunk retrieval and chat knowledge-base paths to retrieve text content, file names, and metadata belonging to other users.
- Affected products
- Lobe Chat
- Fix
- Available
- CVSS 4.0
- 7.1 HIGH
- CVSS 3.1
- 6.5 MEDIUM
- EPSS
- 0.2% (15th percentile)
- Weakness
- CWE-639
- NVD status
- Deferred
- Published
- 2026-07-02
CVE-2026-59098 at NVD
No indexed exploits for CVE-2026-59098 yet
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