CVE-2026-2661— Squirrel sqobject.h operator heap-based overflow
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I. Basic Information for CVE-2026-2661
Vulnerability Information
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Vulnerability Title
Squirrel sqobject.h operator heap-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security flaw has been discovered in Squirrel up to 3.2. This affects the function SQObjectPtr::operator in the library squirrel/sqobject.h. The manipulation results in heap-based buffer overflow. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. 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
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
SQUIRREL 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SQUIRREL是Alberto Demichelis开源的编程语言SQUIRREL 3.2稳定版。 SQUIRREL 3.2及之前版本存在安全漏洞，该漏洞源于sqobject.h库中SQObjectPtr::operator函数存在堆缓冲区溢出，可能导致本地攻击。
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 |
|---|---|---|---|---|
| - | Squirrel | 3.0 | - |
II. Public POCs for CVE-2026-2661
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2026-02-18 · 19 CVEs total
| CVE-2025-70152 | 9.8 CRITICAL | Code-Projects Community Project Scholars Tracking System 安全漏洞 |
| CVE-2025-70150 | 9.8 CRITICAL | CodeAstro Membership Management System 安全漏洞 |
| CVE-2025-70148 | 7.5 HIGH | CodeAstro Membership Management System 安全漏洞 |
| CVE-2026-2653 | 5.3 MEDIUM | admesh normals.c stl_check_normal_vector heap-based overflow |
| CVE-2026-2659 | 3.3 LOW | Squirrel sqfuncstate.cpp PopTarget out-of-bounds |
| CVE-2026-2655 | 2.5 LOW | ChaiScript chaiscript_defines.hpp operator use after free |
| CVE-2026-2656 | 2.5 LOW | ChaiScript type_info.hpp bare_equal use after free |
| CVE-2025-70147 | Projectworlds Online Time Table Generator 安全漏洞 | |
| CVE-2025-70149 | CodeAstro Membership Management System 安全漏洞 | |
| CVE-2025-70151 | Code-Projects Scholars Tracking System 安全漏洞 | |
| CVE-2025-70141 | SourceCodester Customer Support System 安全漏洞 | |
| CVE-2025-70063 | PHPGurukul Hospital Management System 安全漏洞 | |
| CVE-2025-70064 | PHPGurukul Hospital Management System 安全漏洞 | |
| CVE-2025-70998 | UTT HiPER 810 安全漏洞 | |
| CVE-2025-65791 | ZoneMinder 安全漏洞 | |
| CVE-2025-65519 | ezBookkeeping 安全漏洞 | |
| CVE-2025-70146 | Projectworlds Online Time Table Generator 安全漏洞 | |
| CVE-2025-70062 | PHPGurukul Hospital Management System 安全漏洞 |
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V. Comments for CVE-2026-2661
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