RCE in Vim

CVE-2026-34714

Vim before 9.2.0272 allows code execution that happens immediately upon opening a crafted file in the default configuration, because %{expr} injection occurs with tabpanel lacking P_MLE.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.2 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L.

EPSS exploit prediction

EPSS: 0.003 (19.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-34714: held from 0.006 to 0.003.

EPSS over last 30 days · oldest: 0.006 · newest: 0.003 · change: -0.003

Affected products

  • Vim — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34714?
CVE-2026-34714 is a critical-severity vulnerability in Vim, classified under OS Command Injection. CVSS score: 9.2/10. Published 2026-03-30.
How severe is CVE-2026-34714?
Critical severity. CVSS v3 base score is 9.2 out of 10.