CVE-2026-28422

LOW

vim < 9.2.0078 - Stack-based Buffer Overflow in Statusline Rendering

Title source: llm

Description

Vim is an open source, command line text editor. Prior to version 9.2.0078, a stack-buffer-overflow occurs in `build_stl_str_hl()` when rendering a statusline with a multi-byte fill character on a very wide terminal. Version 9.2.0078 patches the issue.

References (4)

Core 4

Core References

Mailing List

http://www.openwall.com/lists/oss-security/2026/02/27/11

Vendor Advisory x_refsource_confirm

https://github.com/vim/vim/security/advisories/GHSA-gmqx-prf2-8mwf

Patch x_refsource_misc

https://github.com/vim/vim/commit/4e5b9e31cb7484ad156f

View Patch ZIP pw:eip

Release Notes x_refsource_misc

https://github.com/vim/vim/releases/tag/v9.2.0078

Scores

CVSS v3 2.2

EPSS 0.0014

EPSS Percentile 3.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-121

Status published

Products (1)

vim/vim < 9.2.0078

Published Feb 27, 2026

Tracked Since Feb 28, 2026