Cyber Resilience

CVE-2026-45482

HighUpdated

Published: 09 June 2026

Published
09 June 2026
Modified
23 June 2026
KEV Added
—
Patch
—
CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0034 26.4th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-45482 is a high-severity Path Traversal (CWE-22) vulnerability in Microsoft Visual Studio Code. Its CVSS base score is 8.4 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 26.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

This vulnerability is AI-related — categorised as Enterprise AI Assistants; in the Supply Chain and Deployment risk domain.

OWASP Top 10 for Web (2025)

A01:2025 Broken Access Control

EU & UK References

Vulnerability details

Initialization of a resource with an insecure default in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.

CWE(s)
CWE-22

AI Security AnalysisAI

AI Category
Enterprise AI Assistants
Risk Domain
Supply Chain and Deployment
OWASP Top 10 for LLMs 2025
None mapped
Classification Reason
Matched keywords: github copilot

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
attack.mitre.org →
Why these techniques?

CWE-22 path traversal in network-exposed VS Code/Copilot component directly enables remote exploitation of public app (T1190) for unauthorized local file/data access (T1005).

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Affected Assets

microsoft
visual studio code
≤ 1.123.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References