CVE-2026-28420

ADVISORY - nist

Summary

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.

EPSS Score⁠: 0.00006 (0.004)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-122⁠

Heap-based Buffer Overflow

CWE-125⁠

Out-of-bounds Read

ADVISORY - redhat

CWE-125⁠

Out-of-bounds Read

Impacted images

Advisories

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