CVE-2026-20126 — Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability
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. …
Published: 2026-02-25 · CVSS: 8.8 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7