CVE-2020-21238

9.8 criticalEPSS 1.0%

Critical (9.8) in chshcms cscms. EPSS 1.0% chance of exploitation in the next 30 days.

An issue in the user login box of CSCMS v4.0 allows attackers to hijack user accounts via brute force attacks.

Severity

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWE: CWE-307
Published: 2021-12-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19