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.

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)

EPSS: 0.000 (2.9th percentile) — read the EPSS interpretation.

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.

Affected products

Vim — versions 0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.openwall.com/lists/oss-security/2026/03/30/3
github.com/vim/vim/security/advisories/GHSA-2gmj-rpqf-pxvh
github.com/vim/vim/commit/664701eb7576edb7c7c7d9f2d600815ec1f43459
github.com/vim/vim/releases/tag/v9.2.0272

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.