CVE-2026-48569: CWE-20: Improper Input Validation in Microsoft Visual Studio Code
Improper input validation in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.
AI Analysis
Technical Summary
CVE-2026-48569 is an improper input validation vulnerability (CWE-20) in Microsoft Visual Studio Code version 1.0.0. It enables a local attacker without privileges to bypass a security feature, affecting confidentiality with high impact, while integrity is impacted to a lesser extent and availability is unaffected. The vulnerability has a CVSS 3.1 base score of 7.1, indicating high severity. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
The vulnerability allows an unauthorized local attacker to bypass a security feature, resulting in a high confidentiality impact and limited integrity impact. There is no impact on availability. This could lead to unauthorized disclosure of sensitive information within the affected environment.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Visual Studio Code to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48569 for detailed patching instructions.
CVE-2026-48569: CWE-20: Improper Input Validation in Microsoft Visual Studio Code
Description
Improper input validation in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.
CVSS v3.1
Score 7.1high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-48569 is an improper input validation vulnerability (CWE-20) in Microsoft Visual Studio Code version 1.0.0. It enables a local attacker without privileges to bypass a security feature, affecting confidentiality with high impact, while integrity is impacted to a lesser extent and availability is unaffected. The vulnerability has a CVSS 3.1 base score of 7.1, indicating high severity. Microsoft has released an official fix for this vulnerability, as documented in their security update guide.
Potential Impact
The vulnerability allows an unauthorized local attacker to bypass a security feature, resulting in a high confidentiality impact and limited integrity impact. There is no impact on availability. This could lead to unauthorized disclosure of sensitive information within the affected environment.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Visual Studio Code to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48569 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-21T20:00:35.245Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48569","vendor":"Microsoft"}]
Threat ID: 6a284d0f8dd33fbd856658aa
Added to database: 6/9/2026, 5:27:43 PM
Last enriched: 6/9/2026, 5:41:47 PM
Last updated: 6/10/2026, 7:12:41 AM
Views: 18
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