{"cve":"CVE-2020-7867","nvd":{"published":"2021-10-27T01:15:07.190","modified":"2026-06-17T03:25:34.550","status":"Modified","description":"An improper input validation vulnerability in Helpu solution could allow a local attacker to arbitrary file creation and execution without click file transfer menu. It is possible to file in arbitrary directory for user because the viewer program receive the file from agent with privilege of administrator.","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":["CWE-20"],"references":["https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36303","https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36303"],"products":["helpu:helpuviewer"],"source":"nvd","synced_at":"2026-10-19T21:24:39.218183596+00:00"},"epss":{"cve":"CVE-2020-7867","score":0.00811,"percentile":0.56969,"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."]}