What’s Vulnerable › Vulnerabilities

CVE-2022-3520: Heap-based Buffer Overflow in vim/vim

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-12-02 · updated 2026-06-17
• Weakness: CWE-122

Description

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0765.

Affected products

• vim/vim: before 9.0.0765 — fixed in 9.0.0765

How to fix

Upgrade to a fixed version: vim/vim 9.0.0765. Check the vendor advisory for mitigations.

References

• https://github.com/vim/vim/commit/36343ae0fb7247e060abfd35fb8e4337b33abb4b
• https://huntr.dev/bounties/c1db3b70-f4fe-481f-8a24-0b1449c94246
• https://security.gentoo.org/glsa/202305-16
• https://github.com/vim/vim/commit/36343ae0fb7247e060abfd35fb8e4337b33abb4b
• https://huntr.dev/bounties/c1db3b70-f4fe-481f-8a24-0b1449c94246
• https://security.gentoo.org/glsa/202305-16
• https://security.netapp.com/advisory/ntap-20241115-0010/

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