{"cve":"CVE-2021-29096","nvd":{"published":"2021-03-25T19:15:14.533","modified":"2026-06-17T03:47:17.430","status":"Modified","description":"A use-after-free vulnerability when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allows an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/","https://www.zerodayinitiative.com/advisories/ZDI-21-370/","https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/","https://www.zerodayinitiative.com/advisories/ZDI-21-370/"],"products":["esri:arcgis_engine","esri:arcgis_pro","esri:arcmap","esri:arcreader"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-29096","score":0.01577,"percentile":0.75469,"date":"2026-11-01"},"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."]}