Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-20210

A vulnerability in the web UI of Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an authenticated, remote attacker with read-only permissions to modify configurations and perform unauthorized actions on an affected system. This vulnerability exists because of a failure to redact sensitive information within device configurations and templates. An attacker could exploit this vulnerability by elevating their read-only permissions to those of a high-privileged user. A successful exploit could allow the attacker to access or modify configuration settings within Cisco Catalyst SD-WAN Manager as a high-privileged user.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 9.3%
CVSS Severity
CVSS v3 Score 5.4
Products affected by CVE-2026-20210


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