by Kastro
Paper/Archive/CVE-2026-15966

CVE-2026-15966

Progress MOVEit Transfer — Improper CORS handling in MOVEit Transfer

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
36
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 31.2.312 × 206.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Permissive cross-domain security policy with untrusted domains vulnerability in Progress MOVEit Transfer. This issue affects MOVEit Transfer: before 2025.1.5, from 2026.0.0 before 2026.0.3.

Affected

ProductAffectedFixed inSource
MOVEit Transfer< 2025.1.52025.1.5CNA
MOVEit Transfer2026.0.0 – < 2026.0.32026.0.3CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
ProgressSoftware (CNA)7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refdocs.progress.com/bundle/moveit-transfer-release-notes-2026/page/Fixed-Issues-in-2026.0.3.html