RCE in Vim

CVE-2026-51401

An issue in Vim Project v9.2.0389 and earlier allows a local attacker to execute arbitrary code via the vms_fixfilename() function within file vim/src/os_vms.c

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

  • Vim
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-51401?
CVE-2026-51401 is a high-severity vulnerability in Vim, classified under Code Injection. CVSS score: 7.7/10. Published 2026-08-04.
How severe is CVE-2026-51401?
High severity. CVSS v3 base score is 7.7 out of 10.