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CVE-2026-41109

GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability

HIGH
8.8
CVSS Score
Published: May 12, 2026 at 04:58 PM UTC
Updated: October 28, 2026 at 08:05 PM UTC
1 product affected across 1 vendorVisual Studio Code

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

Description

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

Affected

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

Visual Studio Code· Microsoft
95%
v < 1.119.11.0.0
Affected range stops below 1.119.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.128.1, 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:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41109

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

8.8HIGHmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-74

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