CVE-2026-3463

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::binarywriter::append of the file source/detail/binary.hpp of the component Compound Document Parser. This manipulation causes heap-based buffer overflow. The attack can only be executed...

xlnt security vulnerabilities

xlnt is an open-source C++ language library developed by the xlnt-community. Versions of xlnt 1.6.1 and earlier contain security vulnerabilities. These vulnerabilities stem from a buffer overflow vulnerability in the function xlnt::detail::binarywriter::append located in the...