---
id: CVE-2023-0049
title: Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.1143.
summary: Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.1143.
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-125
vendor: neovim
product: neovim
affected:
  - macos = 13.3
  - hci_compute_node
  - 'neovim >= 0.1.0, < 0.10.0'
  - vim < 9.0.1143
  - fedora = 36
  - fedora = 37
patched:
  - neovim 0.10.0
  - vim 9.0.1143
published: '2023-01-04'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T15:38:29.710'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-0049'
references:
  - url: 'http://seclists.org/fulldisclosure/2023/Mar/17'
    label: security@huntr.dev
  - url: 'https://github.com/vim/vim/commit/7b17eb4b063a234376c1ec909ee293e42cff290c'
    label: security@huntr.dev
  - url: 'https://huntr.dev/bounties/5e6f325c-ba54-4bf0-b050-dca048fd3fd9'
    label: security@huntr.dev
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3Y752EAVACVC5XY2TMGGOAIU25VQRPDW/
    label: security@huntr.dev
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T33LLWHLH63XDCO5OME7NWN63RA4U5HF/
    label: security@huntr.dev
  - url: 'https://security.gentoo.org/glsa/202305-16'
    label: security@huntr.dev
  - url: 'https://support.apple.com/kb/HT213670'
    label: security@huntr.dev
  - url: 'http://seclists.org/fulldisclosure/2023/Mar/17'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/vim/vim/commit/7b17eb4b063a234376c1ec909ee293e42cff290c'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://huntr.dev/bounties/5e6f325c-ba54-4bf0-b050-dca048fd3fd9'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3Y752EAVACVC5XY2TMGGOAIU25VQRPDW/
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T33LLWHLH63XDCO5OME7NWN63RA4U5HF/
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.gentoo.org/glsa/202305-16'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.netapp.com/advisory/ntap-20250117-0005/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://support.apple.com/kb/HT213670'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00471
epssPercentile: 0.39887
ingestedAt: '2026-09-24T15:45:56.612Z'
---

## Overview

Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.1143.

## Affected

- `macos = 13.3`
- `hci_compute_node`
- `neovim >= 0.1.0, < 0.10.0`
- `vim < 9.0.1143`
- `fedora = 36`
- `fedora = 37`

## Remediation

Upgrade past the affected range:

- `neovim 0.10.0`
- `vim 9.0.1143`