Medium (5.4) in microsoft. EPSS 1.5% chance of exploitation in the next 30 days.
A cross-site-scripting (XSS) vulnerability exists when Active Directory Federation Services (ADFS) does not properly sanitize certain error messages, aka 'Active Directory Federation Services XSS Vulnerability'.
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
1.5% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)