CVE Watchtower


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CVE-2026-20210NVD

Vulnerability Summary

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.
Severity Level
MEDIUM(5.4)
Published Date
May 14, 2026
Last Modified
May 14, 2026
Exploitation Status
UNKNOWN
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
EPSS Score (30-Day)
0.03%Probability
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityNone