CVE-2023-4734: Apple macOS

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Integer Overflow or Wraparound in GitHub repository vim/vim prior to 9.0.1846.

Affected products

• Apple macOS: before 14.1 (fixed in 14.1)
• Neovim Neovim: from 0.7.0, before 0.10.0 (fixed in 0.10.0)
• Vim Vim: before 9.0.1846 (fixed in 9.0.1846)

Published 2023-09-02. Last modified 2026-09-18.