What is CVE-2026-11487?

CVE-2026-11487 is a medium-severity vulnerability in Neovim, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-06-08.

How severe is CVE-2026-11487?

Medium severity. CVSS v3 base score is 5.3 out of 10.

RCE in Neovim

CVE-2026-11487

A flaw has been found in Neovim up to 0.12.2. Affected by this issue is the function M.read of the file runtime/lua/vim/secure.lua of the component View Branch. Executing a manipulation of the argument path can lead to command injection. I…

EPSS: 0.009 (56.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a Neovim — versions 0.12.0, 0.12.1, 0.12.2

Weakness classification (CWE)

References

cna@vuldb.com (product)
cna@vuldb.com (patch)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (issue-tracking, patch)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-11487?: CVE-2026-11487 is a medium-severity vulnerability in Neovim, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-06-08.
How severe is CVE-2026-11487?: Medium severity. CVSS v3 base score is 5.3 out of 10.