sgl-project/sglang · Security
SGLang's multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker
- GHSA ID
- GHSA-rgq9-fqf5-fv58
- CVE ID
- CVE-2026-3059
- Severity
- critical
- Published
- Updated
- CVSS
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
CWEs
- CWE-502 · Deserialization of Untrusted Data
References
- https://github.com/sgl-project/sglang/security/advisories/GHSA-3cp7-c6q2-94xr ↗
- https://nvd.nist.gov/vuln/detail/CVE-2026-3059 ↗
- https://github.com/sgl-project/sglang/blob/main/python/sglang/multimodal_gen/runtime/scheduler_client.py ↗
- https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities ↗
- https://github.com/sgl-project/sglang/pull/20904 ↗
- https://github.com/sgl-project/sglang/releases/tag/v0.5.10 ↗
- https://github.com/advisories/GHSA-rgq9-fqf5-fv58 ↗