Medium (5.4) in njtech greencms. EPSS 0.3% chance of exploitation in the next 30 days.
A stored cross-site scripting (XSS) vulnerability in /install.php?m=install&c=index&a=step3 of GreenCMS v2.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-31)