CVE-2020-7856

CRITICAL 9.8CVE-2020-7856 · Published 20/04/2021 · updated 17/06/2026

In short

CVE-2020-7856 is a CRITICAL (CVSS 9.8) vulnerability affecting helpcom (cnesty).
Chance of exploitation in the next 30 days (EPSS): 0.85%, higher than 58.5% of all vulnerabilities.
Fix: update to 11.2020 or later.

Package	Affected versions	Patched versions
helpcom cnesty	`< 11.2020`	`11.2020`

Description

A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.

References

boho.or.kr/krcert/secNoticeView.do · Third Party Advisory

More vulnerabilities in helpcom

See all →

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free