RCE in Vim
CVE-2026-57456
Vim is an open source, command line text editor. Prior to 9.2.0699, Vim's Python omni-completion (runtime/autoload/python3complete.vim and the legacy pythoncomplete.vim) executes reconstructed function and class definitions from the curren…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.001 (3.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Vim — versions < 9.2.0699
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-57456?
- CVE-2026-57456 is a high-severity vulnerability in Vim, classified under Code Injection. CVSS score: 7.8/10. Published 2026-06-25.
- How severe is CVE-2026-57456?
- High severity. CVSS v3 base score is 7.8 out of 10.