{"schema":"threatline.record/2","record":{"id":"CVE-2026-103040","aliases":[],"summary":"LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Router Profiler RPyC Service","details":"LightLLM through 1.2.0 contains a remote code execution vulnerability in the router profiler service when started with --enable_profiling flag. The service exposes an unauthenticated RPyC server with pickle deserialization enabled, allowing attackers to execute arbitrary code by sending crafted serialized objects to the profiler command queue.","categories":["Unclassified"],"product":"LightLLM","vendor":"ModelTC","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103040","source_modified_at":"2026-09-30T13:59:15.479Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"LightLLM","vendor":"ModelTC","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"1.2.0"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":9.3,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00781,"percentile":0.55513,"score_date":"2026-10-23"},"published_at":"2026-09-29T22:51:00.313Z","modified_at":"2026-09-30T13:59:15.479Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103040","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-30T13:59:15.479Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103040","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/ModelTC/LightLLM/issues/1597","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/router/profiler_service.py#L32-L34","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/router/profiler_service.py#L46-L50","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/ModelTC/LightLLM","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-router-profiler-rpyc-service","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"yes","technical_impact":"total","assessed_at":"2026-09-30T13:58:55.143001Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-30T13:59:15.479Z","content_hash":"7fc6bd884d6399b7358aa9b9da182562af2409ed970788cbeec2840472dc26b5"}}