CVE-2025-62449 Microsoft Visual Studio Code CoPilot Chat Extension Security Feature Bypass Vulnerability
An authorized attacker can bypass security features in the VS Code Copilot Chat Extension via path traversal.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-62449?
CVE-2025-62449 is a medium-severity vulnerability in Microsoft Visual Studio Code CoPilot Chat Extension, published on 11 Nov 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.
Weakness: CWE-22
Which versions are affected by CVE-2025-62449?
It affects 1 product.
Products include Microsoft Github Copilot Chat.
How do I fix CVE-2025-62449?
No fix has been published for CVE-2025-62449 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-62449 being exploited?
There is no known exploitation of CVE-2025-62449 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Visual Studio Code CoPilot Chat Extension
- CVE-2025-62222 Agentic AI and Visual Studio Code Remote Code Execution Vulnerability
- CVE-2026-65675 CoPilot Chat Security Feature Bypass Vulnerability
- CVE-2026-50519 Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability
- CVE-2026-23653 GitHub Copilot and Visual Studio Code Information Disclosure Vulnerability
Sources
Also known as GHSA-mc3j-5pr5-wj7r.