CVE-2026-33111— Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability
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I. Basic Information for CVE-2026-33111
Vulnerability Information
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Vulnerability Title
Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Copilot Chat 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Copilot Chat是美国微软（Microsoft）公司的一款集成于浏览器的智能对话助手功能。 Microsoft Copilot Chat存在命令注入漏洞，该漏洞源于命令中特殊元素中和不当，可能导致未经授权的攻击者通过网络披露信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Copilot Chat (Microsoft Edge) | - | - |
II. Public POCs for CVE-2026-33111
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2026-05-07 · 12 CVEs total
| CVE-2026-42826 | 10.0 CRITICAL | Azure DevOps Information Disclosure Vulnerability |
| CVE-2026-33109 | 9.9 CRITICAL | Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability |
| CVE-2026-35428 | 9.6 CRITICAL | Azure Cloud Shell Spoofing Vulnerability |
| CVE-2026-33823 | 9.6 CRITICAL | Microsoft Team Events Portal Information Disclosure Vulnerability |
| CVE-2026-33844 | 9.0 CRITICAL | Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability |
| CVE-2026-32207 | 8.8 HIGH | Azure Machine Learning Notebook Spoofing Vulnerability |
| CVE-2026-35435 | 8.6 HIGH | Azure AI Foundry Elevation of Privilege Vulnerability |
| CVE-2026-34327 | 8.2 HIGH | Microsoft Partner Center Spoofing Vulnerability |
| CVE-2026-41105 | 8.1 HIGH | Azure Monitor Action Group Notification System Elevation of Privilege Vulnerability |
| CVE-2026-26129 | 7.5 HIGH | M365 Copilot Information Disclosure Vulnerability |
| CVE-2026-26164 | 7.5 HIGH | M365 Copilot Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same vendor: Microsoft
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
Same weakness: CWE-77
- CVE-2026-8210
aandrew-me tgpt Update helper.go helper.Update command injec - CVE-2026-42258
net-imap: Command Injection via unvalidated Symbol inputs - CVE-2026-42453
Termix: Command injection in extractArchive/compressFiles vi - CVE-2026-42271
LiteLLM: Authenticated command execution via MCP stdio test - CVE-2026-41500
electerm has Command Injection Vulnerability via runMac func
V. Comments for CVE-2026-33111
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