The Spreadsheet::ParseXLSX package before 0.28 for Perl can encounter an out-of-memory condition during parsing of a crafted XLSX document. This occurs because the memoize implementation does not have appropriate constraints on merged cells.
https://security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html
https://metacpan.org/dist/Spreadsheet-ParseXLSX/changes
https://lists.debian.org/debian-lts-announce/2024/01/msg00018.html
https://github.com/haile01/perl_spreadsheet_excel_rce_poc/blob/main/parse_xlsx_bomb.md