HomeCiscoCVE-2026-20126

CVE-2026-20126

HIGH
8.8CVSS
Published: 2026-02-25
Updated: 2026-03-04
AI Analysis

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.

CVSS Metrics

Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
network
Complexity
low
Privileges
low
User Action
none
Scope
unchanged
Confidentiality
high
Integrity
high
Availability
high
Weaknesses
CWE-648

Metadata

Primary Vendor
CISCO
Published
2/25/2026
Last Modified
3/4/2026
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

cisco : catalyst_sd-wan_managercisco : catalyst_sd-wan_managercisco : catalyst_sd-wan_managercisco : catalyst_sd-wan_managercisco : catalyst_sd-wan_manager

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CVE-CVE-2026-20126 | HIGH Severity | CVEDatabase.com | CVEDatabase.com