{"cve":"CVE-2021-26630","nvd":{"published":"2022-05-19T15:15:07.740","modified":"2026-06-17T03:43:35.770","status":"Modified","description":"Improper input validation vulnerability in HANDY Groupware’s ActiveX moudle allows attackers to download or execute arbitrary files. This vulnerability can be exploited by using the file download or execution path as the parameter value of the vulnerable function.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-20"],"references":["https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66723","https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66723"],"products":["handysoft:groupware"],"source":"nvd","synced_at":"2026-10-19T21:31:59.322382750+00:00"},"epss":{"cve":"CVE-2021-26630","score":0.00813,"percentile":0.57001,"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."]}