CVE-2026-126396: vLLM resource exhaustion vulnerability in MiniMax M3 VL video processor

# CVE-2026-126396: vLLM resource exhaustion vulnerability in MiniMax M3 VL video processor

https://gcdradar.vercel.app/incidents/cve-2026-126396-vllm-resource-exhaustion-vulnerability-in-mi · AIR-2026-1944 · closed 2026-11-13

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability): Disclosed vulnerability with a fix and no confirmed exploitation.
- Fix status: Patched
- First reported: 2026-11-13
- AI role: Attack on AI
- Products: vLLM
- CVE ids: CVE-2026-126396
- CVSS: 6.9

## Summary

vLLM contains a resource exhaustion vulnerability in the MiniMax M3 VL video processor allowing remote clients to supply large min_pixels values. This causes excessive CPU and host-memory consumption that can disrupt workers and services.

## What to do

Update vLLM to version 0.31.0 or later.

## Affected and fixed versions

- Affected: vLLM >= 0.24.0, < 0.31.0
- Fixed in: vLLM 0.31.0

## Latest updates

- 2026-11-13: CVE-2026-126396: vLLM from 0.24.0 before 0.31.0 contains a resource exhaustion vulnerability in the MiniMax M3 VL video processor, which accepts… (https://nvd.nist.gov/vuln/detail/CVE-2026-126396)

## Sources

- 2026-11-13 NVD: CVE-2026-126396: vLLM from 0.24.0 before 0.31.0 contains a resource exhaustion vulnerability in the MiniMax M3 VL video processor, which accepts… https://nvd.nist.gov/vuln/detail/CVE-2026-126396

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.