CVE-2026-3463
xlnt-community xlnt Compound Document binary.hpp append heap-based overflow
Summary
xlnt-community xlnt Compound Document binary.hpp append heap-based overflow
Original description
The description as published by the source.
A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::binary_writer::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 locally. The exploit has been made available to the public and could be used for attacks. Patch name: 147. It is suggested to install a patch to address this issue.
References
- advisory github.com
- advisory nvd.nist.gov
- advisory vuldb.com
- advisory vuldb.com
- patch github.com
- report github.com
- report github.com
- report vuldb.com
- report github.com
- web github.com