← Database

CVE-2026-79591

HIGH CVSS: 7.8 Published: 2026-09-10 Modified: 2026-09-15

Description

A heap-buffer-overflow and use-after-free vulnerability exists in the xls_getCSS() function of libxls 1.6.3 due to insufficient validation of a file-controlled font index.

Affected Platforms

Unknown

Weakness Type

CWE-122

References