CVE-2026-42500

MEDIUM5.3EPSS 0.04%

Panic when reading out of bound palette index in golang.org/x/image/bmp

Published: 5/29/2026Modified: 5/30/2026

Description

Decoding a paletted BMP file with an out-of-range palette index results in a panic when accessing pixels in the invalid image.

Affected packages (2)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1MEDIUM5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References (4)