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.
SeverityMedium
CVSS5.9
Exploit probability—
ProductSGLang
PublishedSep 22, 2026
First seenSep 22, 2026
Weakness typeCWE-1287CWE-1287
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| SGLang SGLang | v ≤ 0.5.15 | — |
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