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CVE-2025-15251— beecue FastBee SIP Message ReqAbstractHandler.java getRootElement xml external entity reference

Quick assessment

Affected
beecue FastBee
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.

FastBee是中国FastBee开源的一个物联网平台。 FastBee 2.1及之前版本存在代码问题漏洞，该漏洞源于对组件SIP Message Handler中文件springboot/fastbee-server/sip-server/src/main/java/com/fastbee/sip/handler/req/ReqAbstractHandler.java的错误操作，可能导致XML外部实体引用攻击。

CVSS 5.6 · Medium EPSS 0.34% · P25

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15251

Vulnerability Information
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Vulnerability Title
beecue FastBee SIP Message ReqAbstractHandler.java getRootElement xml external entity reference
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in beecue FastBee up to 2.1. Impacted is the function getRootElement of the file springboot/fastbee-server/sip-server/src/main/java/com/fastbee/sip/handler/req/ReqAbstractHandler.java of the component SIP Message Handler. The manipulation results in xml external entity reference. It is possible to launch the attack remotely. A high complexity level is associated with this attack. The exploitability is considered difficult. The project owner replied to the issue report: "Okay, we'll handle it as soon as possible."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
FastBee 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FastBee是中国FastBee开源的一个物联网平台。 FastBee 2.1及之前版本存在代码问题漏洞，该漏洞源于对组件SIP Message Handler中文件springboot/fastbee-server/sip-server/src/main/java/com/fastbee/sip/handler/req/ReqAbstractHandler.java的错误操作，可能导致XML外部实体引用攻击。
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
beecue FastBee 2.0 -

II. Public POCs for CVE-2025-15251

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III. Intelligence Information for CVE-2025-15251

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Vendor Advisories for CVE-2025-15251 (2)

Other References for CVE-2025-15251 (2)

IV. Related Vulnerabilities

Same product: FastBee
Same weakness: CWE-611

V. Comments for CVE-2025-15251

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