CVE-2026-103041
LightLLM remote code execution
- Published29 Sept 2026
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.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://github.com/ModelTC/LightLLM
- https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L29-L31
- https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L66
- https://github.com/ModelTC/LightLLM/issues/1596
- https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-embed-cache-rpyc-service
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-103041 being actively exploited?
CVE-2026-103041 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.62%.
How severe is CVE-2026-103041?
CVE-2026-103041 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.62% probability of exploitation.
How do I fix CVE-2026-103041?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-103041 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.