{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103395","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-30T14:28:17.072Z","datePublished":"2026-09-30T14:48:55.734Z","dateUpdated":"2026-09-30T19:38:06.768Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-30T14:48:55.734Z"},"datePublic":"2026-09-30T00:00:00.000Z","title":"LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Visual-Only RPyC Service","descriptions":[{"lang":"en","value":"LightLLM through 1.2.0 visual_only deployments expose an unauthenticated RPyC service with allow_pickle enabled that deserializes attacker-supplied arguments in the remote_infer_images method. Attackers can reach the visual RPyC port and pass objects with __reduce__ methods to execute arbitrary code with service account privileges."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Deserialization of Untrusted Data","cweId":"CWE-502","type":"CWE"}]}],"affected":[{"vendor":"ModelTC","product":"LightLLM","defaultStatus":"unaffected","packageURL":"pkg:github/ModelTC/lightllm","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"1.2.0"}],"repo":"https://github.com/ModelTC/lightllm"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"references":[{"url":"https://github.com/ModelTC/LightLLM/issues/1610","tags":["issue-tracking"],"name":"GitHub Issue #1610"},{"url":"https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/visualserver/objs.py#L6-L11","tags":["technical-description"]},{"url":"https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/visualserver/visual_only_manager.py#L138-L140","tags":["technical-description"]},{"url":"https://github.com/ModelTC/LightLLM","tags":["product"]},{"name":"VulnCheck Advisory: LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Visual-Only RPyC Service","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-visual-only-rpyc-service"}],"credits":[{"lang":"en","value":"Mingkai Yu","type":"finder"},{"lang":"en","value":"Jiajia Liu","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"references":[{"url":"https://github.com/ModelTC/LightLLM/issues/1610","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-30T19:37:06.254439Z","id":"CVE-2026-103395","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-30T19:38:06.768Z"}}]}}