CVE-2020-16977— Visual Studio Code Python Extension Remote Code Execution Vulnerability
Quick assessment
Affected
Microsoft Python extension for Visual Studio Code
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.
Microsoft Visual Studio Code是美国微软（Microsoft）公司的一款开源的代码编辑器。 Microsoft Visual Studio Code 存在安全漏洞，该漏洞源于当 Python 扩展程序加载 Jupyter 笔记本文件时，Visual Studio Code 中存在远程代码执行漏洞。攻击者可利用该漏洞可以在当前用户的上下文中运行任意代码。以下产品及版本受到影响： Visual Studio Code版本。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2020-16977
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Visual Studio Code Python Extension Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
<p>A remote code execution vulnerability exists in Visual Studio Code when the Python extension loads a Jupyter notebook file. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p>
<p>To exploit this vulnerability, an attacker would need to convince a target to open a specially crafted file in Visual Studio Code with the Python extension installed.</p>
<p>The update addresses the vulnerability by modifying the way Visual Studio Code Python extension renders notebook content.</p>
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Visual Studio Code 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Visual Studio Code是美国微软（Microsoft）公司的一款开源的代码编辑器。 Microsoft Visual Studio Code 存在安全漏洞，该漏洞源于当 Python 扩展程序加载 Jupyter 笔记本文件时，Visual Studio Code 中存在远程代码执行漏洞。攻击者可利用该漏洞可以在当前用户的上下文中运行任意代码。以下产品及版本受到影响： Visual Studio Code版本。
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 |
|---|---|---|---|---|
| Microsoft | Python extension for Visual Studio Code | 2020 ~ publication |
cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:python:*:*
|
|
II. Public POCs for CVE-2020-16977
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2020-16977
请登录查看更多情报信息。
Vendor Advisories for CVE-2020-16977 (1)
Same Patch Batch · Microsoft · 2020-10-16 · 89 CVEs total
| CVE-2020-1080 | 8.8 HIGH | Windows Hyper-V Elevation of Privilege Vulnerability |
| CVE-2020-16898 | 8.8 HIGH | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2020-16911 | 8.8 HIGH | GDI+ Remote Code Execution Vulnerability |
| CVE-2020-16891 | 8.8 HIGH | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2020-16946 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16945 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16944 | 8.7 HIGH | Microsoft SharePoint Reflective XSS Vulnerability |
| CVE-2020-16952 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16951 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16939 | 7.8 HIGH | Group Policy Elevation of Privilege Vulnerability |
| CVE-2020-16954 | 7.8 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2020-16936 | 7.8 HIGH | Windows Backup Service Elevation of Privilege Vulnerability |
| CVE-2020-16935 | 7.8 HIGH | Windows COM Server Elevation of Privilege Vulnerability |
| CVE-2020-16929 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16928 | 7.8 HIGH | Microsoft Office Click-to-Run Elevation of Privilege Vulnerability |
| CVE-2020-16924 | 7.8 HIGH | Jet Database Engine Remote Code Execution Vulnerability |
| CVE-2020-16923 | 7.8 HIGH | Microsoft Graphics Components Remote Code Execution Vulnerability |
| CVE-2020-16930 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16940 | 7.8 HIGH | Windows - User Profile Service Elevation of Privilege Vulnerability |
| CVE-2020-16957 | 7.8 HIGH | Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability |
Showing top 20 of 89 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Python extension for Visual Studio Code
-
CVE-2026-54981
Visual Studio Code Python Extension Security Feature Bypass -
CVE-2025-49714
Visual Studio Code Python Extension Remote Code Execution Vu -
CVE-2024-49050
Visual Studio Code Python Extension Remote Code Execution Vu -
CVE-2020-17163
Visual Studio Code Python Extension Remote Code Execution Vu -
CVE-2020-1171
Visual Studio Code Python Extension Remote Code Execution Vu
Same vendor: Microsoft
-
CVE-2026-88097
Microsoft Edge (Chromium-based) Elevation of Privilege Vulne -
CVE-2026-85887
M365 Copilot Information Disclosure Vulnerability -
CVE-2026-83946
Azure Portal Spoofing Vulnerability -
CVE-2026-85878
Azure Database for PostgreSQL Elevation of Privilege Vulnera -
CVE-2026-69843
Microsoft Fabric Elevation of Privilege Vulnerability
V. Comments for CVE-2020-16977
No comments yet