NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the readofficedocument function. An attacker can cause a denial of service by providing crafted XLSX files that trigger a null pointer dereference during parsing. Remediation There is no fixed version for xln...

CVE-2026-3665

A vulnerability was identified in xlnt-community xlnt up to 1.6.1. The affected element is the function xlnt::detail::xlsxconsumer::readofficedocument of the file source/detail/serialization/xlsxconsumer.cpp of the component XLSX File Parser. The manipulation leads to null pointer dereference. Th...

CVE-2026-3665

A vulnerability was identified in xlnt-community xlnt up to 1.6.1. The affected element is the function xlnt::detail::xlsxconsumer::readofficedocument of the file source/detail/serialization/xlsxconsumer.cpp of the component XLSX File Parser. The manipulation leads to null pointer dereference. Th...

CVE-2026-3665: NULL Pointer Dereference

A vulnerability was identified in xlnt-community xlnt up to 1.6.1. The affected element is the function xlnt::detail::xlsxconsumer::readofficedocument of the file source/detail/serialization/xlsxconsumer.cpp of the component XLSX File Parser. The manipulation leads to null pointer dereference. Th...

xlnt code issue vulnerabilities

xlnt is an open-source C++ language library developed by the xlnt-community. Versions of xlnt 1.6.1 and earlier contained code vulnerabilities. These vulnerabilities stemmed from incorrect operations on the function readofficedocument in the file source/detail/serialization/xlsxconsumer.cpp, whic...