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archive/Patch now/AIR-2026-1071
closedclosed 12 May 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-41109: Improper Neutralization in GitHub Copilot

GitHub Copilot

An injection vulnerability in GitHub Copilot and Visual Studio allows unauthorized attackers to bypass security features over a network. A CVE advisory was published for the disclosed issue.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
8.8
EPSS
0.01 · top 41% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
12 May 2026
last update
12 May 2026
CVE ids
CVE-2026-41109other records

Timeline · 1

  1. 12 May 2026CVE-2026-41109: Improper neutralization of special elements in output used by a downstream component ('injection') in GitHub Copilot and Visual…

Sources · 1

Advisories and databases

  1. 2026-05-12
    CVE-2026-41109: Improper neutralization of special elements in output used by a downstream component ('injection') in GitHub Copilot and Visual…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-41109

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Microsoft, Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
github-copilot
dates
happened 12 May 2026 · first reported 12 May 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.90 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2026-41109: Improper Neutralization in GitHub Copilot

https://gcdradar.vercel.app/incidents/cve-2026-41109-improper-neutralization-in-github-copilot · AIR-2026-1071 · closed 2026-05-12

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-05-12
- AI role: Attack on AI
- Products: GitHub Copilot
- CVE ids: CVE-2026-41109
- CVSS: 8.8

## Summary

An injection vulnerability in GitHub Copilot and Visual Studio allows unauthorized attackers to bypass security features over a network. A CVE advisory was published for the disclosed issue.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-05-12: CVE-2026-41109: Improper neutralization of special elements in output used by a downstream component ('injection') in GitHub Copilot and Visual… (https://nvd.nist.gov/vuln/detail/CVE-2026-41109)

## Sources

- 2026-05-12 NVD: CVE-2026-41109: Improper neutralization of special elements in output used by a downstream component ('injection') in GitHub Copilot and Visual… https://nvd.nist.gov/vuln/detail/CVE-2026-41109

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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