CVE-2026-94570

medium

Description

SGLang contains a DoS vulnerability caused by missing input validation for AUX_DATA ZeroMQ control messages in the Decode worker, which enables an unauthenticated remote attacker with network reachability to the Decode control PULL socket to terminate the Decode control thread and cause a denial of service against the target server.

References

https://gist.github.com/yyymk/b5892625cb5efa2bffd36e0b05334ae8

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-84425

Details

Source: Mitre, NVD

Published: 2026-09-22

Updated: 2026-09-22

Risk Information

CVSS v2

Base Score: 5.4

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.9

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00471