Products: 1
Vulnerabilities: 4
Known Exploited: 0
0
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2
High Level Threats
2
Medium Level Threats
0
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Vulnerabilities
CVE-2026-79592
An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 due to insufficient validation of file-controlled OLE summary offsets.
Last Modified: Sep 21, 2026
Published: Sep 10, 2026
CVE-2026-79591
Heap Buffer Overflow and Use-After-Free in libxls xls_getCSS Function
Last Modified: Sep 21, 2026
Published: Sep 10, 2026
CVE-2026-26824
libxls through version 1.6.3 contains a use of uninitialized memory vulnerability in the OLE container parser. Memory allocated for the Master Sector Allocation Table (MSAT) in read_MSAT() is not fully initialized before being consumed by ole2_validate_sector_chain(), which may result in application crashes or potential information disclosure when processing a crafted XLS file
Last Modified: Sep 23, 2026
Published: Jun 03, 2026
CVE-2026-26825
Use‑of‑Uninitialized Memory in libxls 1.6.3 During XLS Parsing
Last Modified: Sep 23, 2026
Published: Jun 03, 2026
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