Medium (5.4). EPSS 0.3% chance of exploitation in the next 30 days.
A cross-site scripting (XSS) vulnerability in LemonLDAP::NG before 2.20.1 allows remote attackers to inject arbitrary web script or HTML via the url parameter of the upgrade session confirmation page (upgradeSession / forceUpgrade) if the "Upgrade session" plugin has been enabled by an admin
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 25% of CVEs (scores of 2026-10-31)