CVE-2026-84990: ntopng: Missing Authorization on System Configuration Backup Download and Listing

Overview

Severity

High (CVSS 8.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-23

EPSS Score

0.26% (percentile: 18.0%)

Affected Products (1)

Other

• 21890-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-23: Information published.