CVE-2026-28422

Name: CVE-2026-28422
Creator: NVD / NIST
Published: 2026-02-27T22:16:25.667+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.2/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2026-28422 is a low-severity vulnerability rated 2.2/10 on the CVSS scale. 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. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

2.2/10

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

EPSS Probability

0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-121

Affected Software

Vendor	Product	Versions
Vim	Vim	< 9.2.0078

References

https://github.com/vim/vim/commit/4e5b9e31cb7484ad156fPatch
https://github.com/vim/vim/releases/tag/v9.2.0078Product
https://github.com/vim/vim/security/advisories/GHSA-gmqx-prf2-8mwfPatch, Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/02/27/11Mailing List, Patch, Third Party Advisory

Timeline

Published: Feb 27, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-28422?

How severe is CVE-2026-28422?

CVE-2026-28422 has a CVSS score of 2.2/10 (LOW severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2026-28422?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-28422?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST