CVE-2026-28420 - Vim has Heap-based Buffer Overflow and OOB Read in :terminal

CVE ID : CVE-2026-28420 Published : Feb. 27, 2026, 10:16 p.m. | 1 hour, 22 minutes ago 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 Vim's terminal emulator when processing maximum combining characters from Unicode supplementary planes. Version 9.2.0076 fixes the issue. Severity: 4.4 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...