---
title: "CVE-2026-93034: SGLang - Remote Code Execution"
description: "SGLang contains a remote code execution vulnerability caused by unconditionally deserializing PickleWrapper payloads via pickle.loads() in the ZMQ message decoder, letting remote attackers execute arbitrary code, exploit requires data-parallel attention enabled with non-loopback --dist-init-addr."
url: https://panop.io/threat-heartbeat/CVE-2026-93034/
---

# CVE-2026-93034 SGLang - Remote Code Execution

SGLang contains a remote code execution vulnerability caused by unconditionally deserializing PickleWrapper payloads via pickle.loads() in the ZMQ message decoder, letting remote attackers execute arbitrary code, exploit requires data-parallel attention enabled with non-loopback --dist-init-addr.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

EPSS

0.46% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-93034)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

8 October 2026

Updated

15 October 2026

Weakness

[CWE-502](https://cwe.mitre.org/data/definitions/502.html)

## Vendor fix

Update to the latest version of SGLang.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-93034](https://nvd.nist.gov/vuln/detail/CVE-2026-93034)
- [https://github.com/sgl-project/sglang/tree/main](https://github.com/sgl-project/sglang/tree/main)
- [https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral](https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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