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I. Basic Information for CVE-2026-2074
Vulnerability Information

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Vulnerability Title
O2OA HTTP POST Request check xml external entity reference
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in O2OA up to 9.0.0. This impacts an unknown function of the file /x_program_center/jaxrs/mpweixin/check of the component HTTP POST Request Handler. The manipulation leads to xml external entity reference. It is possible to initiate the attack 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: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: NVD (National Vulnerability Database)
Vulnerability Title
O2OA 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
O2OA是O2OA开源的一款企业应用开发平台。 O2OA 9.0.0及之前版本存在代码问题漏洞,该漏洞源于HTTP POST请求处理程序存在XML外部实体引用。
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
-O2OA 9.0 -
II. Public POCs for CVE-2026-2074
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III. Intelligence Information for CVE-2026-2074
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IV. Related Vulnerabilities
V. Comments for CVE-2026-2074

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