What is CVE-2026-57455?

CVE-2026-57455 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Vim: Stack out-of-bounds write in `spell_soundfold_sofo()` via an over-length `soundfold()` argument

Which CVE IDs does CVE-2026-57455 cover?

CVE-2026-57455 covers the following CVE IDs: CVE-2026-57455. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-57455?

CVE-2026-57455 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-57455MediumCVSS 7.8

Vim: Stack out-of-bounds write in `spell_soundfold_sofo()` via an over-length `soundfold()` argument

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-57455 →