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.
Published: 2026-09-22
Score: 5.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 22 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-20

Tue, 22 Sep 2026 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Sglang
Sglang sglang
Vendors & Products Sglang
Sglang sglang

Tue, 22 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-1287
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Tue, 22 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title CVE-2026-94570
References

cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published:

Updated: 2026-09-22T14:56:04.582Z

Reserved: 2026-09-21T20:06:51.443Z

Link: CVE-2026-94570

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-22T15:17:24.587

Modified: 2026-09-22T15:17:24.587

Link: CVE-2026-94570

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-22T16:15:08Z

Weaknesses
  • CWE-1287

    Improper Validation of Specified Type of Input

  • CWE-20

    Improper Input Validation