{"cve":"CVE-2010-0263","nvd":{"published":"2010-03-10T22:30:01.200","modified":"2026-06-16T23:15:49.023","status":"Modified","description":"Microsoft Office Excel 2007 SP1 and SP2; Office 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer SP1 and SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; and Office SharePoint Server 2007 SP1 and SP2 do not validate ZIP headers during decompression of Open XML (.XLSX) documents, which allows remote attackers to execute arbitrary code via a crafted document that triggers access to uninitialized memory locations, aka \"Microsoft Office Excel XLSX File Parsing Code Execution Vulnerability.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-94"],"references":["http://www.securityfocus.com/archive/1/509979/100/0/threaded","http://www.securitytracker.com/id?1023698","http://www.us-cert.gov/cas/techalerts/TA10-068A.html","http://www.zerodayinitiative.com/advisories/ZDI-10-025/","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-017"],"products":["microsoft:excel","microsoft:office","microsoft:office_compatibility_pack","microsoft:office_excel_viewer","microsoft:office_sharepoint_server","microsoft:open_xml_file_format_converter"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2010-0263","score":0.25692,"percentile":0.97966,"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."]}