RCE in Anysphere Cursor
CVE-2025-54135
Cursor is a code editor built for programming with AI. Cursor allows writing in-workspace files with no user approval in versions below 1.3.9, If the file is a dotfile, editing it requires approval but creating a new one doesn't. Hence, if…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.017 (74.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Anysphere Cursor
- Cursor — versions < 1.3.9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-54135?
- CVE-2025-54135 is a high-severity vulnerability in Anysphere Cursor, classified under OS Command Injection. CVSS score: 8.5/10. Published 2025-08-05.
- How severe is CVE-2025-54135?
- High severity. CVSS v3 base score is 8.5 out of 10.
- Is CVE-2025-54135 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.