Out-of-bounds Read in Vim
CVE-2026-28419
Vim is an open source, command line text editor. Prior to version 9.2.0075, a heap-based buffer underflow exists in Vim's Emacs-style tags file parsing logic. When processing a malformed tags file where a delimiter appears at the start of…
EPSS: 0.000 (0.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Vim — versions < 9.2.0075
Weakness classification (CWE)
References
- https://github.com/vim/vim/security/advisories/GHSA-xcc8-r6c5-hvwv (x_refsource_CONFIRM)
- https://github.com/vim/vim/commit/9b7dfa2948c9e1e5e32a5812 (x_refsource_MISC)
- https://github.com/vim/vim/releases/tag/v9.2.0075 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-28419?
- CVE-2026-28419 is a medium-severity vulnerability in Vim, classified under Buffer Underwrite. CVSS score: 5.3/10. Published 2026-02-27.
- How severe is CVE-2026-28419?
- Medium severity. CVSS v3 base score is 5.3 out of 10.