Medium 4.4Published Feb 27, 2026

CVE-2026-28420Vim is an open source, command line text editor.

Updated under an hour ago (2026-10-19 09:20 UTC)

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It affects vim. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

Vim is an open source, command line text editor. Prior to version 9.2.0076, a heap-based buffer overflow WRITE and an out-of-bounds READ exist in Vim's terminal emulator when processing maximum combining characters from Unicode supplementary planes. Version 9.2.0076 fixes the issue.

CVSS: 4.4 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Weakness (CWE): CWE-122, CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

vim vim vim:vim	before 9.2.0076	NVD

References

https://github.com/vim/vim/commit/bb6de2105b160e729c34063patch
https://github.com/vim/vim/releases/tag/v9.2.0076product
https://github.com/vim/vim/security/advisories/GHSA-rvj2-jrf9-2phgpatch, vendor-advisory
http://www.openwall.com/lists/oss-security/2026/02/27/9mailing-list, patch, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.