# CVE-2026-92220

## Summary

- **CVE ID:** CVE-2026-92220
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X)
- **CWE:** CWE-400, CWE-404
- **Published:** Sep 16, 2026
- **Last Modified:** Sep 16, 2026

## Description

A vulnerability was found in vllm-project vLLM 0.26.0/0.27.0. Affected is the function MoRIIOConnectorScheduler.request_finished/MoRIIOConnectorWorker.get_finished/MoRIIOWrapper._handle_release_message of the file vllm/distributed/kv_transfer/kv_connector/v1/moriio/moriio_connector.py of the component MoRIIO Acknowledgement Handler. Performing a manipulation of the argument request_id/kv_transfer_params results in resource consumption. It is possible to initiate the attack remotely. The project was informed of the problem early through a pull request but has not reacted yet.

## Affected Products

- vllm-project — vLLM (0.26.0)
- vllm-project — vLLM (0.27.0)

## References

- [CNA](https://vuldb.com/vuln/404470)
- [CNA](https://vuldb.com/vuln/404470/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-92220)
- [CNA](https://vuldb.com/submit/934149)
- [CNA](https://github.com/vllm-project/vllm/pull/50674)
- [CNA](https://github.com/vllm-project/vllm/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.52%
- **EPSS Percentile:** 43.0

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._