Cross-Site Scripting (XSS) vulnerability in every page that includes the "action" URL parameter in SeedDMS (formerly LetoDMS and MyDMS) before 5.1.8 allows remote attackers to inject arbitrary web script or HTML via the action parameter.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)