CVE-2026-7301

CVE-2026-7301

Published May 18, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-gwv6-pq6m-p3rq SGLanG: Multimodal scheduler deserializes untrusted pickle data on 0.0.0.0 ROUTER socket
History
Type Values Removed Values Added
First Time appeared Lmsys
Lmsys sglang
CPEs cpe:2.3:a:lmsys:sglang:0.5.10:-:*:*:*:*:*:*
Vendors & Products Lmsys
Lmsys sglang
Type Values Removed Values Added
First Time appeared Sglang
Sglang sglang
Vendors & Products Sglang
Sglang sglang
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-502
Type Values Removed Values Added
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.
Title CVE-2026-7301
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
May 18, 2026, 2:06 PM
Reserved
Apr 28, 2026, 11:43 AM
Status
Analyzed
Published
May 18, 2026, 12:16 PM
Modified
Oct 14, 2026, 8:10 PM