CVE-2021-43742

5.4 mediumEPSS 0.6%

Medium (5.4) in cmsimple cmsimple. EPSS 0.6% chance of exploitation in the next 30 days.

CMSimple 5.4 is vulnerable to Cross Site Scripting (XSS) via the file upload feature.

Severity

5.4 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2022-04-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19