CVE-2026-28421

Vim is an open source, command line text editor. Versions prior to 9.2.0077 have a heap-buffer-overflow and a segmentation fault (SEGV) exist in Vim's swap file recovery logic. Both are caused by unvalidated fields read from crafted pointer blocks within a swap file. Version 9.2.0077 fixes the issue.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/vim/vim/commit/65c1a143c331c886dc28	Patch
https://github.com/vim/vim/releases/tag/v9.2.0077	Product
https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p	Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/02/27/10	Mailing List Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-27 22:16

Updated : 2026-03-04 20:47

NVD link : CVE-2026-28421

Mitre link : CVE-2026-28421

CVE.ORG link : CVE-2026-28421

JSON object : View

Products Affected

vim

vim

CWE

CWE-20

Improper Input Validation

CWE-122

Heap-based Buffer Overflow

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