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 (CVE-2026-41109) affects Microsoft Visual Studio Code version 1.0.0 and involves improper neutralization of special elements in output used by a downstream component, leading to injection issues (CWE-74). The flaw enables an unauthorized attacker to bypass security features remotely. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts to confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized attacker to bypass security features remotely, potentially leading to full compromise of confidentiality, integrity, and availability of the affected system. The high CVSS score reflects the critical impact on the system if exploited.
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
Microsoft
Visual Studio Code
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-41109) affects Microsoft Visual Studio Code version 1.0.0 and involves improper neutralization of special elements in output used by a downstream component, leading to injection issues (CWE-74). The flaw enables an unauthorized attacker to bypass security features remotely. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts to confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized attacker to bypass security features remotely, potentially leading to full compromise of confidentiality, integrity, and availability of the affected system. The high CVSS score reflects the critical impact on the system if exploited.
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: 08/13/2026, 14:14:53 UTC
Last updated: 09/13/2026, 10:01:30 UTC
Views: 112
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