Home/CVE/Vim is an open source, command line text editor. Prior to version 9.2.0078, a stack-buffer-overflow occurs in `build_stl
CVE

CVE-2026-28422

Vim is an open source, command line text editor. Prior to version 9.2.0078, a stack-buffer-overflow occurs in `build_stl

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.

LOW · CVSS 2.2 EPSS 5e-05
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
vim< 9.2.0078
▣

Scoring & Timeline

2.2
LOW · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Feb 2026 · 10:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
suse-csafSUSE-SU-2026:1051-1
suse-csafSUSE-SU-2026:0910-1
suse-csafSUSE-SU-2026:1095-1
usnUSN-8101-1
msrcCVE-2026-28422
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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-prf2-8mwfPatchVendor Advisory
http://www.openwall.com/lists/oss-security/2026/02/27/11Mailing ListPatchThird Party Advisory
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