CVE-2026-94570: Sglang

Medium severity, CVSS 5.9. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Sglang Sglang: up to and including 0.5.15

Published 2026-09-22. Last modified 2026-09-22.