What’s Vulnerable › Vulnerabilities

CVE-2023-0288: Heap-based Buffer Overflow in vim/vim

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-13 · updated 2026-09-24
• Weakness: CWE-122

Description

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1189.

Affected products

• Apple macOS: before 13.3 — fixed in 13.3
• Fedoraproject Fedora: 36
• Neovim: through 0.8.3
• vim/vim: before 9.0.1189 — fixed in 9.0.1189

How to fix

Upgrade to a fixed version: Apple macOS 13.3; vim/vim 9.0.1189. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2023/Mar/17
• https://github.com/vim/vim/commit/232bdaaca98c34a99ffadf27bf6ee08be6cc8f6a
• https://huntr.dev/bounties/550a0852-9be0-4abe-906c-f803b34e41d3
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYC22GGZ6QA66HLNLHCTAJU265TT3O33/
• https://support.apple.com/kb/HT213670
• http://seclists.org/fulldisclosure/2023/Mar/17
• https://github.com/vim/vim/commit/232bdaaca98c34a99ffadf27bf6ee08be6cc8f6a
• https://huntr.dev/bounties/550a0852-9be0-4abe-906c-f803b34e41d3
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WYC22GGZ6QA66HLNLHCTAJU265TT3O33/
• https://support.apple.com/kb/HT213670

Get alerted when CVE-2023-0288 or the next vulnerability affects your stack