CVE-2020-21643

6.1 mediumEPSS 0.4%

Medium (6.1) in hongcms project hongcms. EPSS 0.4% chance of exploitation in the next 30 days.

Cross Site Scripting (XSS) vulnerability in HongCMS 3.0 allows attackers to run arbitrary code via the callback parameter to /ajax/myshop.

Severity

6.1 medium

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2023-04-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19