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I. Basic Information for CVE-2026-1990
Vulnerability Information

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Vulnerability Title
oatpp Type.hpp ObjectWrapper null pointer dereference
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security vulnerability has been detected in oatpp up to 1.3.1. This impacts the function oatpp::data::type::ObjectWrapper::ObjectWrapper of the file src/oatpp/data/type/Type.hpp. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
oatpp-mcp 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
oatpp-mcp是Oat++开源的一个模型上下文协议的实现。 oatpp-mcp 1.3.1及之前版本存在代码问题漏洞,该漏洞源于对文件src/oatpp/data/type/Type.hpp中oatpp::data::type::ObjectWrapper::ObjectWrapper函数的错误操作,可能导致空指针取消引用。
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
-oatpp 1.3.0 -
II. Public POCs for CVE-2026-1990
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III. Intelligence Information for CVE-2026-1990
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