CVE-2026-103041

LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Embed Cache RPyC Service

Published Sep 29, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
LightLLM through 1.2.0 multimodal deployments expose an unauthenticated RPyC cache service with pickle deserialization enabled on all interfaces. Attackers can send crafted serialized objects to exposed cache methods to execute arbitrary code with service privileges.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Modeltc
Modeltc lightllm
Vendors & Products Modeltc
Modeltc lightllm
Type Values Removed Values Added
Description LightLLM through 1.2.0 multimodal deployments expose an unauthenticated RPyC cache service with pickle deserialization enabled on all interfaces. Attackers can send crafted serialized objects to exposed cache methods to execute arbitrary code with service privileges.
Title LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Embed Cache RPyC Service
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 30, 2026, 1:51 PM
Reserved
Sep 29, 2026, 10:17 PM
Status
Deferred
Published
Sep 29, 2026, 11:17 PM
Modified
Sep 30, 2026, 2:17 PM