Description
SGLangs multimodal generation runtime scheduler's ROUTER socket binds to 0.0.0.0 by default and contains a sink that calls pickle.loads() on incoming messages, enabling RCE when exposed to the internet.
References (2)
Core 2
Scores
CVSS v3
9.8
EPSS
0.0040
EPSS Percentile
31.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-502
Status
published
Products (3)
lmsys/sglang
0.5.10
pypi/sglang
0.5.5 - 0.5.12PyPI
SGLang/SGLang
5.10
Published
May 18, 2026
Tracked Since
May 18, 2026