CVE-2025-64108 Cursor's Sensitive File Modification can Lead to NTFS Path Quirks
Attackers can bypass file protections via NTFS path quirks to overwrite sensitive files, potentially leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-64108?
CVE-2025-64108 is a high-severity path traversal vulnerability in cursor, published on 4 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Cursor is a code editor built for programming with AI. In versions 1.7.44 and below, various NTFS path quirks allow a prompt injection attacker to circumvent sensitive file protections and overwrite files which Cursor requires human approval to overwrite. Modification of some of the protected files can lead to RCE. Must be chained with a prompt injection or malicious model attach. Only affects systems supporting NTFS. This issue is fixed in version 2.0.
Which versions are affected by CVE-2025-64108?
It affects 1 product.
Products include Anysphere Cursor.
How do I fix CVE-2025-64108?
No fix has been published for CVE-2025-64108 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-64108 being exploited?
There is no known exploitation of CVE-2025-64108 in the wild and no public exploit code.
Other vulnerabilities in cursor
- CVE-2026-50548 Cursor Desktop sandbox escape via agent-controlled working directory
- CVE-2026-50549 Cursor Desktop sandbox escape via symlink and failed path canonicalization
- CVE-2025-64106 Cursor: Speedbump Modal Bypass in MCP Server Deep-Link
- CVE-2025-64107 Cursor is Vulnerable to Path Manipulation Using Backslashes on Windows
- CVE-2025-61591 Cursor CLI's Cursor Agent MCP OAuth2 Communication is Vulnerable to Remote Code Execution