PT-2026-89586 · Undefined · Undefined
CVE-2026-79591
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Published
2026-09-10
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Updated
2026-09-10
None
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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.
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Affected Products
Undefined