{"cve":"CVE-2021-34426","nvd":{"published":"2021-12-14T20:15:07.437","modified":"2026-06-17T03:55:50.403","status":"Modified","description":"A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the \"keybase git lfs-config\" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\\'s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\\'s local system.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://explore.zoom.us/en/trust/security/security-bulletin","https://explore.zoom.us/en/trust/security/security-bulletin"],"products":["keybase:keybase"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-34426","score":0.00247,"percentile":0.16005,"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."]}