CVE-2023-4733

HIGH 7.8CVE-2023-4733 · Published 04/09/2023 · updated 18/09/2026

In short

CVE-2023-4733 is a HIGH (CVSS 7.8) vulnerability affecting neovim (neovim), vim (vim).
Chance of exploitation in the next 30 days (EPSS): 0.51%, higher than 43.5% of all vulnerabilities.
Fix: update to 0.9.2, 9.0.1840 or later.

Package	Affected versions	Patched versions
neovim neovim	`≥ 0.7.0, < 0.9.2`	`0.9.2`
vim vim	`< 9.0.1840`	`9.0.1840`

Use After Free in GitHub repository vim/vim prior to 9.0.1840.

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Package

Affected versions

Patched versions

≥ 0.7.0, < 0.9.2

0.9.2

< 9.0.1840

9.0.1840

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