Cisco SD-WAN Manager: Unauth Remote API Access Enables OS Info Leak
CVE-2026-20133 Published on February 25, 2026

Cisco Catalyst SD-WAN Manager Information Disclosure Vulnerability
A vulnerability in Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due to insufficient file system access restrictions. An attacker could exploit this vulnerability by accessing the API of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system.

NVD

Vulnerability Analysis

CVE-2026-20133 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

What is an Information Disclosure Vulnerability?

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CVE-2026-20133 has been classified to as an Information Disclosure vulnerability or weakness.


Products Associated with CVE-2026-20133

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Affected Versions

Cisco Catalyst SD-WAN Manager:

Exploit Probability

EPSS
0.07%
Percentile
20.99%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.