Code Execution Vulnerability in Vim Project by Vim
CVE-2026-51400

8.4HIGH

Key Information:

Vendor

Vim

Status
Vim Project
Vendor
CVE Published:
4 August 2026

What is CVE-2026-51400?

A security flaw in the Vim Project affects versions v9.2.0389 and earlier, permitting local attackers to execute arbitrary code through the vms_fixfilename() function found in vim/src/os_vms.c. This vulnerability poses a risk of unauthorized command execution, potentially compromising the integrity of the host system.

References

https://gist.github.com/jiejiaodedengdai/ff5d34a523167e09...

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.