CVE-2026-3059

critical

Description

SGLang's multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker, which deserializes untrusted data using pickle.loads() without authentication.

References

References
More

https://kb.cert.org/vuls/id/777338

https://thehackernews.com/2026/03/ai-flaws-in-amazon-bedrock-langsmith.html

https://kb.cert.org/vuls/id/665416

https://github.com/gouldnicholas/CVE-2026-7669-PoC

https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/

https://github.com/sgl-project/sglang/security/advisories/GHSA-3cp7-c6q2-94xr

https://github.com/sgl-project/sglang/releases/tag/v0.5.10

https://github.com/sgl-project/sglang/pull/20904

https://github.com/sgl-project/sglang/blob/main/python/sglang/multimodal_gen/runtime/scheduler_client.py

Details

Source: Mitre, NVD

Published: 2026-03-12

Updated: 2026-04-07

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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