CVE-2026-54981

Visual Studio Code Python Extension Security Feature Bypass Vulnerability

HIGH
7.8
CVSS Score
Published: August 11, 2026 at 05:05 PM UTC
Updated: October 28, 2026 at 08:07 PM UTC
1 product affected across 1 vendorPython· also runs on 1 platform

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Severity
HIGH7.8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions2020
Affected range stops below 2026.3.1, so it looks safe — our inference, not a vendor statement
microsoft-visual-studio-code (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Affected range stops below 2026.3.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-693CWE-829

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