CVE-2026-28421

MEDIUM

Vim <9.2.0077 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 5.3
EPSS 0.0001
EPSS Percentile 1.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20 CWE-122
Status published
Products (1)
vim/vim < 9.2.0077
Published Feb 27, 2026
Tracked Since Feb 28, 2026