Description

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.

INFO

Published Date :

2026-02-27T22:04:36.189Z

Last Modified :

2026-03-02T21:55:05.724Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2026-28420 vulnerability.

Vendors Products
Vim
  • Vim
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-28420.

URL Resource
http://www.openwall.com/lists/oss-security/2026/02/27/9 cve-icon
https://github.com/vim/vim/commit/bb6de2105b160e729c34063 cve-icon cve-icon cve-icon
https://github.com/vim/vim/releases/tag/v9.2.0076 cve-icon cve-icon cve-icon
https://github.com/vim/vim/security/advisories/GHSA-rvj2-jrf9-2phg cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-28420 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-28420 cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact