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CVE-2025-10164— lmsys sglang update_weights_from_tensor main deserialization

CVSS 7.3 · High EPSS 0.08% · P24
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I. Basic Information for CVE-2025-10164

Vulnerability Information
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Vulnerability Title
lmsys sglang update_weights_from_tensor main deserialization
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security flaw has been discovered in lmsys sglang 0.4.6. Affected by this vulnerability is the function main of the file /update_weights_from_tensor. The manipulation of the argument serialized_named_tensors results in deserialization. The attack can be launched remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
LMSYS SGLang 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LMSYS SGLang是LMSYS开源的一个大语言模型推理引擎。 LMSYS SGLang 0.4.6版本存在代码问题漏洞，该漏洞源于对文件/update_weights_from_tensor中函数main的参数serialized_named_tensors的错误操作导致反序列化。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
lmsyssglang 0.4.6 -

II. Public POCs for CVE-2025-10164

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III. Intelligence Information for CVE-2025-10164

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IV. Related Vulnerabilities

Same product: sglang
Same weakness: CWE-502

V. Comments for CVE-2025-10164

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