Review reviewHigh

CVE-2026-7201

Progress Software Sitefinity, sitefinity

CWE-639: Authorization Bypass Through User-Controlled Key in web services in Progress Sitefinity 15.2.x before 15.2.8441, 15.3.x before 15.3.8531, and 15.4.x before 15.4.8630 allows a remote authenticated attacker to modify account properties of other users, potentially leading to account compromise. Successful exploitation requires knowledge of values that are not generally exposed to low-privileged users.

CVSS: 8.8
EPSS: -
CISA KEV: Not listed
Published: 2026.06.02

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability-

Technical severityCVSS 8.8

Vulnerability overview

Affected product and versions

Product: Progress Software Sitefinity, sitefinity
Affected versions: >= 15.2.8400 < 15.2.8441, >= 15.3.8500 < 15.3.8531, >= 15.4.8600 < 15.4.8630
Fixed versions: 15.2.8441, 15.3.8531, 15.4.8630

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Progress Software Sitefinity, sitefinity and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-639