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.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 04 Mar 2026 21:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*

Mon, 02 Mar 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 02 Mar 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Vim
Vim vim
Vendors & Products Vim
Vim vim

Sat, 28 Feb 2026 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Sat, 28 Feb 2026 01:30:00 +0000

Type Values Removed Values Added
References

Fri, 27 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
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.
Title Vim has Heap-based Buffer Overflow and OOB Read in :terminal
Weaknesses CWE-122
CWE-125
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-02T21:55:05.724Z

Reserved: 2026-02-27T15:33:57.290Z

Link: CVE-2026-28420

cve-icon Vulnrichment

Updated: 2026-02-28T00:15:35.201Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-27T22:16:25.330

Modified: 2026-03-04T20:47:23.017

Link: CVE-2026-28420

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-02-27T22:04:36Z

Links: CVE-2026-28420 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-03-02T12:04:37Z

Weaknesses