CVE-2026-103041CWE-502insecure-deserialization

CVE-2026-103041

Critical · published September 30, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
49.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
9.3 · 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
EPSS
0.00622 · 49.2th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-09-30T03:17Z
References (6)
https://github.com/ModelTC/LightLLM · [email protected]https://github.com/ModelTC/LightLLM/issues/1596 · [email protected]https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L29-L31 · [email protected]https://github.com/ModelTC/lightllm/blob/v1.2.0/lightllm/server/embed_cache/manager.py#L66 · [email protected]https://www.vulncheck.com/advisories/lightllm-through-1.2.0-unauthenticated-remote-code-execution-via-embed-cache-rpyc-service · [email protected]https://github.com/ModelTC/LightLLM/issues/1596 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 01 OCT 03:44Z
    EPSS moved — → 1%
    epss
  • 29 SEP 22:51Z
    LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Embed Cache RPyC Service
    cvelistv5