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CVE-2026-16324— Metasoft 美特软件 MetaCRM upload.jsp unrestricted upload

Quick assessment

Affected
Metasoft 美特软件 MetaCRM
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.

Metasoft metacrm是中国Metasoft公司的一款客户关系管理系统。 Metasoft metacrm 6.4.0 Beta06及之前版本存在安全漏洞，该漏洞源于文件/business/qnaire/upload.jsp中参数File操作不当，可能导致任意文件上传。

CVSS 7.3 · High EPSS 0.47% · P39

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell

Affected Version Matrix 1

VendorProduct Version RangeStatus
Metasoft 美特软件 MetaCRM 6.4.0 Beta06 affected
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I. Basic Information for CVE-2026-16324

Vulnerability Information
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Vulnerability Title
Metasoft 美特软件 MetaCRM upload.jsp unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Metasoft 美特软件 MetaCRM up to 6.4.0 Beta06. The impacted element is an unknown function of the file /business/qnaire/upload.jsp. Such manipulation of the argument File leads to unrestricted upload. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
Metasoft metacrm 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Metasoft metacrm是中国Metasoft公司的一款客户关系管理系统。 Metasoft metacrm 6.4.0 Beta06及之前版本存在安全漏洞，该漏洞源于文件/business/qnaire/upload.jsp中参数File操作不当，可能导致任意文件上传。
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
Metasoft 美特软件 MetaCRM 6.4.0 Beta06 cpe:2.3:a:metasoft_:metacrm:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-16324

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III. Intelligence Information for CVE-2026-16324

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Vendor Advisories for CVE-2026-16324 (1)

IV. Related Vulnerabilities

Same product: MetaCRM
Same vendor: Metasoft 美特软件
Same weakness: CWE-434

V. Comments for CVE-2026-16324

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