CVE-2026-41109: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Microsoft Visual Studio Code
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.
AI Analysis
Technical Summary
This vulnerability arises from improper neutralization of special elements in output that is subsequently processed by a downstream component in Visual Studio Code and GitHub Copilot. This injection flaw enables an unauthorized attacker to bypass security features remotely. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation can lead to bypassing security features remotely, resulting in high impact on confidentiality, integrity, and availability of the affected system. This could allow attackers to execute unauthorized actions or compromise sensitive data within Visual Studio Code environments.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the vendor-provided patch as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41109 to remediate this vulnerability.
CVE-2026-41109: CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in Microsoft Visual Studio Code
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.
CVSS v3.1
Score 8.8high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from improper neutralization of special elements in output that is subsequently processed by a downstream component in Visual Studio Code and GitHub Copilot. This injection flaw enables an unauthorized attacker to bypass security features remotely. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation can lead to bypassing security features remotely, resulting in high impact on confidentiality, integrity, and availability of the affected system. This could allow attackers to execute unauthorized actions or compromise sensitive data within Visual Studio Code environments.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the vendor-provided patch as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41109 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-16T19:12:36.196Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41109","vendor":"Microsoft"}]
Threat ID: 6a03655ecbff5d861008cb9f
Added to database: 05/12/2026, 17:37:34 UTC
Last enriched: 07/29/2026, 22:12:00 UTC
Last updated: 07/31/2026, 21:26:41 UTC
Views: 92
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