CVE-2026-28420

Publication date

2026-02-27 22:04:36

Family

GitHub_M

State

PUBLISHED

Description

Vim is an open source, command line text editor. Prior to version 9.2.0076, a heap-based buffer overflow WRITE and an out-of-bounds READ exist in Vims terminal emulator when processing maximum combining characters from Unicode supplementary planes. Version 9.2.0076 fixes the issue.