{"cve":"CVE-2011-0097","nvd":{"published":"2011-04-13T18:55:01.080","modified":"2026-06-16T23:26:48.180","status":"Modified","description":"Integer underflow in Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 allows remote attackers to execute arbitrary code via a crafted 400h substream in an Excel file, which triggers a stack-based buffer overflow, aka \"Excel Integer Overrun Vulnerability.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://osvdb.org/71758","http://secunia.com/advisories/39122","http://secunia.com/secunia_research/2011-31","http://www.securityfocus.com/bid/47201","http://www.securitytracker.com/id?1025337"],"products":["microsoft:excel","microsoft:excel_viewer","microsoft:office","microsoft:office_compatibility_pack","microsoft:open_xml_file_format_converter"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-0097","score":0.31553,"percentile":0.98287,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}