Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-1990— oatpp Type.hpp ObjectWrapper null pointer dereference

Quick assessment

Affected
n/a oatpp
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.

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。

CVSS 3.3 · Low EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-1990

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
oatpp Type.hpp ObjectWrapper null pointer dereference
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
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

Vendor Product Affected Versions CPE Subscribe
- oatpp 1.3.0 -

II. Public POCs for CVE-2026-1990

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-1990

请登录查看更多情报信息。

Same Patch Batch · n/a · 2026-02-06 · 10 CVEs total

CVE-2026-2062 5.3 MEDIUM Open5GS PGW S5U Address sgwc_sxa_handle_session_modification_response null pointer derefer
CVE-2026-1979 5.3 MEDIUM mruby JMPNOT-to-JMPIF Optimization vm.c mrb_vm_exec use after free
CVE-2026-1976 5.3 MEDIUM Free5GC SMF SessionDeletionResponse null pointer dereference
CVE-2026-1975 5.3 MEDIUM Free5GC pfcp_reports.go identityTriggerType null pointer dereference
CVE-2026-1974 5.3 MEDIUM Free5GC SMF datapath.go ResolveNodeIdToIp denial of service
CVE-2026-1973 5.3 MEDIUM Free5GC SMF establishPfcpSession null pointer dereference
CVE-2026-1998 3.3 LOW micropython runtime.c mp_import_all memory corruption
CVE-2026-1991 3.3 LOW libuvc UVC Descriptor device.c uvc_scan_streaming null pointer dereference
CVE-2025-70963 GoPhish 安全漏洞

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-476

V. Comments for CVE-2026-1990

No comments yet

Leave a comment