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TI-2026-39690 Aliases CVE-2026-54981GHSA-pwwh-635g-q245

Visual Studio Code Python Extension Security Feature Bypass Vulnerability

Priority LOW 36CWE-693Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.

Summary

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

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00466 40th percentileScored 2026-11-07
Fix Fixed Python extension for Visual Studio Code (Microsoft): 2026.3.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftPython extension for Visual Studio Code2020 to before 2026.3.12026.3.1Patch availableCNA
  • Python extension for Visual Studio Code VendorMicrosoft Affected 2020 to before 2026.3.1 Fixed in 2026.3.1 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:python:-:*:*:*:*:visual_studio_code:*:*not specified by NVDVulnerableMicrosoft
cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:-:*:*before 1.132.1Running onMicrosoft
  • cpe:2.3:a:microsoft:python:-:*:*:*:*:visual_studio_code:*:* Versions not specified by NVD Vulnerable ·Microsoft
  • cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:-:*:* Versions before 1.132.1 Running on ·Microsoft

Remediation

  • Fix · CNA Python extension for Visual Studio Code (Microsoft) Fixed in 2026.3.1

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Security Feature Bypass
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation Less Likely
ProductStatusPlan or fix
Python extension for Visual Studio CodeFixed2026.3.1 Security Update

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-54981
  2. 2026-10-03 Alias added: GHSA-pwwh-635g-q245

References

Patch 1

  • TI-2020-01135 Visual Studio Code Python Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
  • TI-2024-32717 Visual Studio Code Python Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 8.8
  • TI-2020-01156 Visual Studio Code Python Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
  • TI-2020-13129 Visual Studio Code Python Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
  • TI-2025-31684 Visual Studio Code Python Extension Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences