CVE-2026-115943

{"id": "CVE-2026-115943", "cveTags": [], "metrics": {}, "affected": [{"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "affectedData": [{"repo": "https://github.com/asb-capfan/Spreadsheet-XLSX", "modules": ["Spreadsheet::XLSX"], "versions": [{"status": "affected", "version": "0", "lessThan": "0.19", "versionType": "custom"}], "packageURL": "pkg:cpan/Spreadsheet-XLSX", "packageName": "Spreadsheet-XLSX", "programFiles": ["lib/Spreadsheet/XLSX/Utility2007.pm"], "collectionURL": "https://cpan.org/modules", "defaultStatus": "unaffected", "programRoutines": [{"name": "Spreadsheet::XLSX::Utility2007::ExcelFmt"}]}]}], "published": "2026-10-29T22:17:00.767", "references": [{"url": "https://metacpan.org/release/ASB/Spreadsheet-XLSX-0.19/changes", "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}, {"url": "http://www.openwall.com/lists/oss-security/2026/10/30/3", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "description": [{"lang": "en", "value": "CWE-95"}]}], "descriptions": [{"lang": "en", "value": "Spreadsheet::XLSX versions before 0.19 for Perl allow code execution via string eval of number format conditions in ExcelFmt.\n\nWhen a number format has a condition such as [>100], ExcelFmt chooses the format section by passing the condition and the cell value to a string eval. Both come from the workbook, and the eval runs while Spreadsheet::XLSX->new parses it.\n\nAn attacker who supplies an XLSX file can run arbitrary Perl code."}], "lastModified": "2026-10-30T19:39:14.897", "sourceIdentifier": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}