VulnSocial

CVE-2026-103042

LOWCVSS 8.7 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

LightLLM through 1.2.0 contains a memory exhaustion vulnerability in the NCCL control channel when started with --pd_trans_mode nccl, allowing unauthenticated attackers to exhaust KV-transfer worker memory. Attackers can call the exposed_set_value method to store unbounded key-value pairs without size limits, causing the worker process to crash and triggering node failure.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-770

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Peaked 1d ago at 1 mentions (2026-09-29); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-09-29: 1Mentions · 2026-09-30: 109-2909-30
Referenced assets2 URLs
Full discourse2 posts
  • ThreatAft@ThreatAft

    🔐🚨 LIGHTLLM — 3 CVEs, 2 × CVSS 9.8 • CVE-2026-103040 — 9.8 — Router profiler RCE • CVE-2026-103041 — 9.8 — Multimodal embed cache RCE • CVE-2026-103042 — 7.5 — NCCL memory exhaustion 🔗 https://threataft.com/articles/lightllm-mass-disclosure-cve-2026-103040-103041-103042?utm_source=twitter&utm_medium=social&utm_campaign=share #CyberSecurity #ThreatIntel #LightLLM #AI #CVE #RCE #PatchNow

    0000059
    44 followersView on X
  • CVE@CVEnew

    CVE-2026-103042 LightLLM through 1.2.0 contains a memory exhaustion vulnerability in the NCCL control channel when started with --pd_trans_mode nccl, allowing unauthenticated attac… https://www.cve.org/CVERecord?id=CVE-2026-103042

    00000817
    58.1K followersView on X

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