CVE-2026-15966Improper CORS handling in MOVEit Transfer

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.

9.8 CRITICALEPSS 0.37%Not in KEVNVD: Analyzed

Last updated: 2026-10-24 13:10 UTC

OverviewCVSS details

9.8CRITICALCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Jul 23, 2026
Assigner: ProgressSoftware

Affected

MOVEit Transfer (Progress)

Versions: before 2025.1.5 · 2026.0.0 before 2026.0.3
Fixed in: 2025.1.5, 2026.0.3

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable no · Impact total

EPSS · FIRST, scored Nov 8

0.37%chance of exploitation in 30 days

Higher than 31.50% of CVEs

CVSS 3.1 · NVD

9.8Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · ProgressSoftware (CNA)

7.5High

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: High
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5	HIGH	3.1ProgressSoftware (CNA)	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CVE ID: CVE-2026-15966
Status: Analyzed
Assigner (CNA): ProgressSoftware
Published: Jul 23, 2026
Last modified: 2026-10-24 13:10 UTC
Weaknesses: CWE-942 · Permissive cross-domain security policy with untrusted domains

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-09 09:18 UTC.