CVE-2026-3389— Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference
Quick assessment
Affected
n/a Squirrel
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.
SQUIRREL是Alberto Demichelis开源的编程语言SQUIRREL 3.2稳定版。 Squirrel 3.2及之前版本存在代码问题漏洞，该漏洞源于库sqstdlib/sqstdrex.cpp中函数sqstd_rex_newnode存在空指针取消引用。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-3389
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Squirrel sqstdrex.cpp sqstd_rex_newnode null pointer dereference
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Squirrel up to 3.2. This vulnerability affects the function sqstd_rex_newnode in the library sqstdlib/sqstdrex.cpp. Executing a manipulation can lead to null pointer dereference. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. 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
SQUIRREL 代码问题漏洞
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及之前版本存在代码问题漏洞，该漏洞源于库sqstdlib/sqstdrex.cpp中函数sqstd_rex_newnode存在空指针取消引用。
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 |
|---|---|---|---|---|
| - | Squirrel | 3.0 | - |
|
II. Public POCs for CVE-2026-3389
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-3389
请登录查看更多情报信息。
Same Patch Batch · n/a · 2026-03-01 · 5 CVEs total
| CVE-2026-3388 | 3.3 LOW | Squirrel sqcompiler.cpp UnaryOP recursion |
| CVE-2026-3384 | 3.3 LOW | ChaiScript chaiscript_eval.hpp Function_Push_Pop recursion |
| CVE-2026-3383 | 3.3 LOW | ChaiScript boxed_number.hpp go divide by zero |
| CVE-2026-3382 | 3.3 LOW | ChaiScript boxed_number.hpp get_as memory corruption |
IV. Related Vulnerabilities
Same product: Squirrel
-
CVE-2026-9541
Squirrel Cnut File sqobject.cpp ReadObject heap-based overfl -
CVE-2026-8261
Squirrel sqobject.cpp Load heap-based overflow -
CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflo -
CVE-2026-3388
Squirrel sqcompiler.cpp UnaryOP recursion -
CVE-2026-2661
Squirrel sqobject.h operator heap-based overflow
Same vendor: n/a
-
CVE-2026-105180
Jeebase UserService info updateUser dynamically-determined o -
CVE-2026-105174
Gerapy Project Management views.py project_create path trave -
CVE-2026-105156
YzmCMS MD5 system.func.php password weak password hash -
CVE-2026-105149
mooSocial all-products sql injection -
CVE-2026-105144
Drogon Static File Router StaticFileRouter.cc route path tra
Same weakness: CWE-476
-
CVE-2026-66859
Apache Thrift: c_glib multiplexed processor crashes on a mes -
CVE-2026-87117
Apache Thrift: PHP `thrift_protocol` accelerator dereference -
CVE-2026-82357
RT-Labs AB C-Open CANopen NULL pointer dereference -
CVE-2026-9032
Unauthenticated Onboarding Connect NULL Pointer Dereference -
CVE-2026-63686
Apache HTTP Server: mod_xml2enc crash on charset conversion
V. Comments for CVE-2026-3389
No comments yet