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VS Code Python CVE-2026-54981

| EUVDEUVD-2026-56605 HIGH
Protection Mechanism Failure (CWE-693)
2026-08-11 secure@microsoft.com GHSA-pwwh-635g-q245
7.8
CVSS 3.1 · Vendor: microsoft
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Severity by source

Vendor (microsoft) PRIMARY
7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
ENISA EUVD
HIGH
qualitative
vuln.today AI
7.8 HIGH

Local vector confirmed by workspace-open trigger; PR:N because attacker needs no system privileges, only workspace content control; UI:R mandatory as victim must open the project.

3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
4.0 AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (microsoft).

CVSS VectorVendor: microsoft

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Aug 11, 2026 - 21:19 vuln.today
Patch available
Aug 11, 2026 - 18:19 EUVD
CVE Published
Aug 11, 2026 - 17:18 cve.org
HIGH 7.8

DescriptionCVE.org

Inclusion of functionality from untrusted control sphere in Visual Studio Code - Python extension allows an unauthorized attacker to bypass a security feature locally.

AnalysisAI

Security feature bypass in the Python extension for Visual Studio Code (versions prior to 1.132.1) allows a local attacker to load functionality from an untrusted control sphere, achieving full compromise of confidentiality, integrity, and availability. The attack requires user interaction - specifically opening a malicious workspace or project directory - making it highly relevant in developer supply-chain and social engineering scenarios such as cloning a weaponized repository. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Attacker crafts malicious Python workspace
Delivery
Victim clones or receives workspace
Exploit
Victim opens workspace in VS Code
Execution
Python extension loads untrusted configuration
Persist
Protection mechanism bypassed
Impact
Arbitrary code executes as victim user

Vulnerability AssessmentAI

Exploitation The victim must have the Python extension for Visual Studio Code (version prior to 1.132.1) installed and must actively open a workspace or project directory controlled by the attacker - for example, by cloning a malicious git repository and opening it in VS Code. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS base score of 7.8 with vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H accurately reflects the threat profile: local attack vector, low complexity, no attacker privileges required, but mandatory user interaction. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker crafts a malicious Python project repository containing workspace-level configuration designed to redirect the VS Code Python extension to load attacker-controlled interpreter paths or configuration overrides. When a developer clones and opens the project in VS Code with the Python extension installed, the extension processes the workspace configuration and loads functionality from the untrusted control sphere, bypassing a protection mechanism and achieving code execution within the developer's VS Code process. …
Remediation Upgrade the Python extension for Visual Studio Code to version 1.132.1 or later, which contains the vendor-released patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Update the Python extension to version 1.132.1 or later on all development machines and issue mandatory patch notification to developers. …

Sign in for detailed remediation steps and compensating controls.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-54981 vulnerability details – vuln.today

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