CVE-2026-21518

CWE-77 — Command Injection4 documents4 sources
Severity
8.8HIGH
EPSS
0.0%
top 87.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Microsoft Microsoft Visual Studio Code Copilot Chat ExtensionMicrosoft Visual Studio Code
Timeline
PublishedFeb 10

Description

Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5microsoft/visual_studio_code1.0.0 — 1.110.1

🔴Vulnerability Details

1
CVEList
GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability↗2026-02-10
▶

📋Vendor Advisories

1
Microsoft
GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability↗2026-02-10
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-21518 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶