CVE-2026-81356— Visual Studio Code Security Feature Bypass Vulnerability
Quick assessment
Affected
Microsoft 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.
Visual Studio Code 中对 HTTP 请求的不一致解析（即“HTTP 请求/响应走私”）允许未经授权的攻击者通过网络绕过某项安全功能。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Visual Studio Code | 1.0.0< 1.136.2 |
affected |
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-81356
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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 Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Inconsistent interpretation of http requests ('http request/response smuggling') in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP请求的解释不一致性(HTTP请求私运)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Visual Studio Code | 1.0.0 ~ 1.136.2 | - |
|
II. Public POCs for CVE-2026-81356
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-81356
请登录查看更多情报信息。
Vendor Advisories for CVE-2026-81356 (1)
Same Patch Batch · Microsoft · 2026-09-08 · 966 CVEs total
| CVE-2026-83941 | 9.9 CRITICAL | Entra ID Elevation of Privilege Vulnerability |
| CVE-2026-72979 | 9.8 CRITICAL | Windows DHCP Server Remote Code Execution Vulnerability |
| CVE-2026-69819 | 9.8 CRITICAL | RPC Runtime Library Remote Code Execution Vulnerability |
| CVE-2026-73025 | 9.8 CRITICAL | Windows iSCSI Security Feature Bypass Vulnerability |
| CVE-2026-69276 | 9.8 CRITICAL | Microsoft UxTheme Library (uxtheme.dll) Remote Code Execution Vulnerability |
| CVE-2026-73010 | 9.8 CRITICAL | Microsoft Failover Cluster Remote Code Execution Vulnerability |
| CVE-2026-72982 | 9.8 CRITICAL | Windows Netlogon Remote Code Execution Vulnerability |
| CVE-2026-69595 | 9.8 CRITICAL | Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability |
| CVE-2026-73009 | 9.8 CRITICAL | Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability |
| CVE-2026-72983 | 9.8 CRITICAL | Internet Connection Sharing (ICS) Remote Code Execution Vulnerability |
| CVE-2026-69525 | 9.8 CRITICAL | Remote Desktop Services Remote Code Execution Vulnerability |
| CVE-2026-69491 | 9.8 CRITICAL | Microsoft DirectMusic Remote Code Execution Vulnerability |
| CVE-2026-69910 | 9.8 CRITICAL | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2026-69730 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2026-69463 | 9.8 CRITICAL | Windows NTFS Remote Code Execution Vulnerability |
| CVE-2026-78509 | 9.8 CRITICAL | Microsoft Office Outlook Remote Code Execution Vulnerability |
| CVE-2026-78510 | 9.8 CRITICAL | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2026-69590 | 9.8 CRITICAL | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2026-69496 | 9.8 CRITICAL | Windows Compressed Folder Remote Code Execution Vulnerability |
| CVE-2026-69408 | 9.8 CRITICAL | Microsoft Windows Media Foundation Remote Code Execution Vulnerability |
Showing top 20 of 966 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Visual Studio Code
-
CVE-2026-81383
Visual Studio Code Information Disclosure Vulnerability -
CVE-2026-78462
Visual Studio Code Security Feature Bypass Vulnerability -
CVE-2026-81381
GitHub Copilot and Visual Studio Code Information Disclosure -
CVE-2026-81380
GitHub Copilot and Visual Studio Code Information Disclosure -
CVE-2026-81379
Visual Studio Code Security Feature Bypass Vulnerability
Same vendor: Microsoft
-
CVE-2026-66307
Skype for Business and Lync Denial of Service Vulnerability -
CVE-2026-66303
Skype for Business and Lync Denial of Service Vulnerability -
CVE-2026-69646
Skype for Business Spoofing Vulnerability -
CVE-2026-69642
Skype for Business Spoofing Vulnerability -
CVE-2026-66305
Skype for Business Spoofing Vulnerability
Same weakness: CWE-444
-
CVE-2026-19203
Jetty特制HTTP分块请求致请求走私漏洞 -
CVE-2026-18540
undici vulnerable to downstream response splitting via retry -
CVE-2026-84380
HTTPX2: Conflicting Content-Length and Transfer-Encoding hea -
CVE-2026-84363
Hono: Query parser reads parameters after the URL fragment, -
CVE-2026-78605
Inconsistent Interpretation of HTTP Requests ('HTTP Request
V. Comments for CVE-2026-81356
No comments yet