CVE-2026-33111: CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') in Microsoft Copilot Chat (Microsoft Edge)
Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability (CWE-77) in Microsoft Copilot Chat (Microsoft Edge) involves improper neutralization of special elements used in commands, leading to command injection. This flaw enables an attacker without privileges or user interaction to disclose sensitive information over a network. The vulnerability has a CVSS 3.1 base score of 7.5, indicating high severity. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation allows an unauthorized attacker to disclose information over a network, potentially exposing sensitive data. There is no indication of integrity or availability impact. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33111 to remediate this vulnerability.
CVE-2026-33111: CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') in Microsoft Copilot Chat (Microsoft Edge)
Description
Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network.
CVSS v3.1
Score 7.5high
Affected software
Microsoft
Copilot Chat (Microsoft Edge)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-77) in Microsoft Copilot Chat (Microsoft Edge) involves improper neutralization of special elements used in commands, leading to command injection. This flaw enables an attacker without privileges or user interaction to disclose sensitive information over a network. The vulnerability has a CVSS 3.1 base score of 7.5, indicating high severity. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation allows an unauthorized attacker to disclose information over a network, potentially exposing sensitive data. There is no indication of integrity or availability impact. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33111 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-17T20:15:23.720Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33111","vendor":"Microsoft"}]
Threat ID: 69fd029bcbff5d8610389b7e
Added to database: 05/07/2026, 21:22:35 UTC
Last enriched: 08/11/2026, 16:32:56 UTC
Last updated: 09/10/2026, 21:15:53 UTC
Views: 109
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