Critical (9.0). EPSS 1.7% chance of exploitation in the next 30 days.
In Progress MOVEit Transfer 2019.1 before 2019.1.4 and 2019.2 before 2019.2.1, a REST API endpoint failed to adequately sanitize malicious input, which could allow an authenticated attacker to execute arbitrary code in a victim's browser, aka XSS.
Severity
CVSS 3.1
9.0 critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS
1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-11-01)