CVE-2026-23653: CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') in Microsoft Microsoft Visual Studio Code CoPilot Chat Extension
Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an authorized attacker to disclose information over a network.
AI Analysis
Technical Summary
The vulnerability identified as CVE-2026-23653 involves improper neutralization of special elements used in commands within the Microsoft Visual Studio Code CoPilot Chat Extension (version 0.27.0). This command injection weakness (CWE-77) enables an authorized attacker to disclose information over a network by exploiting the extension's failure to properly sanitize command inputs. The issue has been assigned a CVSS 3.1 base score of 5.7, indicating medium severity. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Exploitation of this vulnerability can lead to unauthorized disclosure of information over a network by an attacker with authorized access. There is no indication of impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users of Microsoft Visual Studio Code CoPilot Chat Extension version 0.27.0 should apply the vendor-provided patch as detailed in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653. Applying this update will remediate the command injection issue.
CVE-2026-23653: CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') in Microsoft Microsoft Visual Studio Code CoPilot Chat Extension
Description
Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an authorized attacker to disclose information over a network.
CVSS v3.1
Score 5.7medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as CVE-2026-23653 involves improper neutralization of special elements used in commands within the Microsoft Visual Studio Code CoPilot Chat Extension (version 0.27.0). This command injection weakness (CWE-77) enables an authorized attacker to disclose information over a network by exploiting the extension's failure to properly sanitize command inputs. The issue has been assigned a CVSS 3.1 base score of 5.7, indicating medium severity. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Exploitation of this vulnerability can lead to unauthorized disclosure of information over a network by an attacker with authorized access. There is no indication of impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users of Microsoft Visual Studio Code CoPilot Chat Extension version 0.27.0 should apply the vendor-provided patch as detailed in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653. Applying this update will remediate the command injection issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-01-14T16:59:33.462Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23653","vendor":"Microsoft"}]
Threat ID: 69de7a1482d89c981fd6a5ec
Added to database: 4/14/2026, 5:32:04 PM
Last enriched: 5/19/2026, 10:32:09 AM
Last updated: 5/31/2026, 5:35:54 AM
Views: 69
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