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TI-2026-65618 Aliases CVE-2026-103243GHSA-26q6-mgpf-f836

LightLLM through 1.2.0 Server-Side Request Forgery via multimodal endpoints

Priority HIGH 70CWE-918Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-918 and the CVSS impact.

Summary

LightLLM through 1.2.0 fails to validate image_url and audio_url parameters in multimodal endpoints, allowing unauthenticated attackers to perform server-side request forgery. Attackers can supply arbitrary URLs to fetch internal resources, with vision model processing disclosing content or error responses revealing internal network topology.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0031 23rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ModelTCLightLLMup to 1.2.0—No fix listedCNA
  • LightLLM VendorModelTC Affected up to 1.2.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-103243
  2. 2026-10-03 Alias added: GHSA-26q6-mgpf-f836

References

Other 4

  • TI-2026-65681 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Visual-Only RPyC Service CVSS 4.0CRITICAL 9.3
  • TI-2026-65562 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Embed Cache RPyC Service CVSS 4.0CRITICAL 9.3
  • TI-2026-65561 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Router Profiler RPyC Service CVSS 4.0CRITICAL 9.3
  • TI-2026-63189 LightLLM through 1.2.0 Missing Authentication in PD Master /pd_register WebSocket Endpoint CVSS 4.0CRITICAL 9.3
  • TI-2026-61785 LightLLM through 1.2.0 Unauthenticated Remote Code Execution via Config Server Pickle Deserialization CVSS 4.0CRITICAL 9.3
  • TI-2026-21211 LightLLM <= 1.1.0 PD Mode Unsafe Deserialization RCE CVSS 4.0CRITICAL 9.3
See all 11 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences