CVE-2026-46671 Rust OneNote File Parser: Path traversal in `Parser::parse_notebook` allows reading files outside the notebook directory

Rust OneNote File Parser is a parser for Microsoft OneNote files implemented in Rust. Prior to version 1.1.1, a maliciously crafted .onetoc2 table-of-contents file can cause Parser::parsenotebook to open arbitrary files on the host filesystem outside the notebook's directory. The parser reads ent...

Rust OneNote File Parser: Path traversal in `Parser::parse_notebook` allows reading files outside the notebook directory

Impact A maliciously crafted .onetoc2 table-of-contents file can cause Parser::parsenotebook to open arbitrary files on the host filesystem outside the notebook's directory. The parser reads entry names listed inside the .onetoc2 and joins them against the notebook's base directory without...