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CVE-2026-85734

LightRAG: No Rate Limiting on /login Endpoint Allows Brute-Force Attacks PUBLISHED

Description (CNA)

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.5, the POST /login endpoint in lightrag/api/lightrag_server.py does not impose a rate limit, account lockout, delay, or counter for failed authentication attempts. A network attacker can submit password guesses at full request speed until a valid account password is found. Successful credential recovery grants authenticated access to documents, the knowledge graph, and administrative operations. This issue is fixed in version 1.5.5.

Affected (CNA)

Vendor / productVersions
HKUDS / LightRAGaffected < 1.5.5

CWE

CWE-307

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.