Description
SGLang allows unauthenticated pickle deserialization through /update_weights_from_tensor when no auth keys are configured, and the SafeUnpickler policy can be bypassed because builtins.import and builtins.getattr are resolvable, enabling code execution via pickle REDUCE.
Published: 2026-09-11
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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History

Fri, 11 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description SGLang allows unauthenticated pickle deserialization through /update_weights_from_tensor when no auth keys are configured, and the SafeUnpickler policy can be bypassed because builtins.import and builtins.getattr are resolvable, enabling code execution via pickle REDUCE.
Title CVE-2026-86793
References

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published:

Updated: 2026-09-11T11:35:20.812Z

Reserved: 2026-09-08T11:56:03.107Z

Link: CVE-2026-86793

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses

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