CVE-2026-94570CWE-1287

CVE-2026-94570

Medium · published September 22, 2026

CVSS v3.1
5.9
EPSS
0%
Percentile
39.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00471 · 39.8th percentile
Weakness
CWE-1287 · Improper Validation of Specified Type of Input
Published
2026-09-22T19:17Z
References (1)
https://gist.github.com/yyymk/b5892625cb5efa2bffd36e0b05334ae8 · [email protected]
EPSS history
Timeline
  • 24 SEP 03:25Z
    EPSS moved — → 0%
    epss
  • 22 SEP 14:15Z
    CVE-2026-94570
    cvelistv5