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- 1Three unpatched critical flaws disclosed in LightLLM▼🚨 LightLLM Mass Disclosure — 3 CVEs, no patch CVE-2026-103040 (CVSS 9.8) — unauthenticated RCE, router profiler RPyC CVE
Three vulnerabilities in LightLLM, an open-source large language model serving framework, have been disclosed without an available patch. The most serious, CVE-2026-103040, is rated 9.8 and allows unauthenticated remote code execution via the router profiler RPyC interface. A similar flaw, CVE-2026-103041, also rated 9.8, affects the embed cache RPyC service, while CVE-2026-103042, rated 7.5, enables memory exhaustion through the NCCL control channel. Security researchers are urging exposed deployments to restrict network access.