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CVE-2025-15453— milvus HTTP Endpoint expr.go expr.Exec deserialization

Quick assessment

Affected
n/a milvus
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

milvus是The Milvus Project开源的一个高性能的云原生矢量数据库。 milvus 2.6.7及之前版本存在代码问题漏洞，该漏洞源于对组件HTTP Endpoint的文件pkg/util/expr/expr.go中函数expr.Exec的参数code的错误操作，可能导致反序列化攻击。

CVSS 6.3 · Medium EPSS 0.33% · P25

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15453

Vulnerability Information
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Vulnerability Title
milvus HTTP Endpoint expr.go expr.Exec deserialization
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in milvus up to 2.6.7. This vulnerability affects the function expr.Exec of the file pkg/util/expr/expr.go of the component HTTP Endpoint. The manipulation of the argument code leads to deserialization. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. A fix is planned for the next release 2.6.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
milvus 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
milvus是The Milvus Project开源的一个高性能的云原生矢量数据库。 milvus 2.6.7及之前版本存在代码问题漏洞，该漏洞源于对组件HTTP Endpoint的文件pkg/util/expr/expr.go中函数expr.Exec的参数code的错误操作，可能导致反序列化攻击。
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

Vendor Product Affected Versions CPE Subscribe
- milvus 2.6.0 -

II. Public POCs for CVE-2025-15453

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III. Intelligence Information for CVE-2025-15453

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Vendor Advisories for CVE-2025-15453 (3)

Other References for CVE-2025-15453 (4)

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IV. Related Vulnerabilities

Same product: milvus
Same vendor: n/a
Same weakness: CWE-502

V. Comments for CVE-2025-15453

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