CVE-2026-22708 Cursor has a Terminal Tool Allowlist Bypass via Environment Variables
Attackers can bypass terminal allowlists in Cursor's Auto-Run mode via prompt injection to execute unauthorized shell commands and modify environment variables.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-22708?
CVE-2026-22708 is a high-severity vulnerability in cursor, published on 14 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Cursor is a code editor built for programming with AI. Prior to 2.3, hen the Cursor Agent is running in Auto-Run Mode with Allowlist mode enabled, certain shell built-ins can still be executed without appearing in the allowlist and without requiring user approval. This allows an attacker via indirect or direct prompt injection to poison the shell environment by setting, modifying, or removing environment variables that influence trusted commands. This vulnerability is fixed in 2.3.
Which versions are affected by CVE-2026-22708?
It affects 1 product.
Products include Anysphere Cursor.
How do I fix CVE-2026-22708?
No fix has been published for CVE-2026-22708 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-22708 being exploited?
There is no known exploitation of CVE-2026-22708 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-2025-64108 Cursor's Sensitive File Modification can Lead to NTFS Path Quirks