🛡️ CVE-2026-20126
🟠 CVSS 8.8 — High ✅ No Known Exploit CWE-648 NVD
8.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability in Cisco Catalyst SD-WAN Manager could allow an authenticated, local attacker with low privileges to gain root privileges on the underlying operating system. This vulnerability is due to an insufficient user authentication mechanism in the REST API. An attacker could exploit this vulnerability by sending a request to the REST API of the affected system. A successful exploit could allow the attacker to gain root privileges on the underlying operating system.

Details

Severity HIGH
CVSS Score 8.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-648
Public Exploit ✅ No
Source NVD
Published 2026-02-25
Updated 2026-06-02
Modified 2026-03-04
Fix URL N/A

Affected Packages

Software From version Fixed in
catalyst-sd-wan-manager — —

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