CVE-2023-4738

HIGH 7.8CVE-2023-4738 · Published 02/09/2023 · updated 18/09/2026

In short

CVE-2023-4738 is a HIGH (CVSS 7.8) vulnerability affecting neovim (neovim), vim (vim).
Chance of exploitation in the next 30 days (EPSS): 0.57%, higher than 47.0% of all vulnerabilities.
Fix: update to 0.10.0, 9.0.1848 or later.

Package	Affected versions	Patched versions
neovim neovim	`< 0.10.0`	`0.10.0`
vim vim	`< 9.0.1848`	`9.0.1848`

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1848.

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Package

Affected versions

Patched versions

< 0.10.0

0.10.0

< 9.0.1848

9.0.1848

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