Vulnerabilities fixed in Cisco Catalyst SD-WAN Manager

Cisco has fixed several vulnerabilities in the Cisco Catalyst SD-WAN Manager. The vulnerabilities are in the peering authentication mechanisms of the Cisco Catalyst SD-WAN Controller and Manager products. These vulnerabilities allow an unauthenticated remote attacker to bypass the authentication...

Exploit for Improper Authentication in Cisco Catalyst_Sd-Wan_Manager

CVE-2026-20127EXP Cisco Catalyst SD-WAN authentication bypa...

Cisco Confirms Active Exploitation of Two Catalyst SD-WAN Manager Vulnerabilities

Cisco has disclosed that two more vulnerabilities affecting Catalyst SD-WAN Manager formerly SD-WAN vManage have come under active exploitation in the wild. The vulnerabilities in question are listed below - CVE-2026-20122 CVSS score: 7.1 - An arbitrary file overwrite vulnerability that could all...

Exploit for Improper Authentication in Cisco Catalyst_Sd-Wan_Manager

CVE-2026‑20127 – Remote Authentication Bypass for Cisco Cataly...

📄 Cisco Catalyst SD-WAN Controller Authentication Bypass / Arbitrary WAR Upload

A critical security vulnerability chain was identified involving an authentication bypass through exposed configuration data, followed by an arbitrary file upload via path traversal. Successful exploitation may allow an attacker to deploy a malicious WAR archive into the application server's...

VulnCheck KEV: CVE-2026-20128

Cisco Catalyst SD-WAN Manager contains a storing passwords in a recoverable format vulnerability that allows an authenticated, local attacker to gain DCA user privileges by accessing a credential file for the DCA user on the filesystem as a low-privileged user...

VulnCheck KEV: CVE-2026-20122

Cisco Catalyst SD-WAN Manager contains an incorrect use of privileged APIs vulnerability due to improper file handling on the API interface of an affected system. An attacker could exploit this vulnerability by uploading a malicious file on the local file system. A successful exploit could allow...

Exploit for Path Traversal in Cisco Catalyst_Sd-Wan_Manager

🦅 BlueFalconInk — CISA ED 26-03 Compliance Tracker Built by...

The vulnerability of the centralized network management system of Cisco Catalyst SD-WAN Manager and the software for traffic management of Cisco Catalyst SD-WAN Controller, due to authentication mechanism flaws, allows attackers to gain unauthorized access to the system.

The vulnerability of the centralized network management system Cisco Catalyst SD-WAN Manager and the software for traffic management called Cisco Catalyst SD-WAN Controller is related to authentication mechanism flaws. Exploiting this vulnerability could allow an attacker to gain unauthorized...

The vulnerability of the centralized network management system Cisco Catalyst SD-WAN Manager, related to errors in the use of privileged application programming interfaces (APIs), allows a perpetrator to escalate their privileges.

The vulnerability of the centralized network management system, Cisco Catalyst SD-WAN Manager, is related to errors that occur when privileged application programming interfaces APIs are used. Exploiting this vulnerability can allow an attacker to increase their privileges...

The vulnerability of the centralized network management system Cisco Catalyst SD-WAN Manager, due to deficiencies in authentication procedures, allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the centralized network management system Cisco Catalyst SD-WAN Manager is related to deficiencies in authentication procedures. Exploiting this vulnerability could allow a malicious actor to gain unauthorized access to protected information by sending specially crafted...

The vulnerability of the centralized network management system Cisco Catalyst SD-WAN Manager, related to insufficient protection of operational data, allows a hacker to disclose protected information.

The vulnerability of the centralized network management system, Cisco Catalyst SD-WAN Manager, is related to insufficient protection for operational data. Exploiting this vulnerability could allow a malicious actor to disclose sensitive information that is protected by this system...

The vulnerability of the Data Collection Agent service in the Cisco Catalyst SD-WAN Manager centralized network management system allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the Data Collection Agent service in the Cisco Catalyst SD-WAN Manager centralized network management system is related to errors when privileged application programming interfaces APIs are used. Exploiting this vulnerability could allow a malicious actor to gain unauthorized...

The vulnerability of the Data Collection Agent service in the Cisco Catalyst SD-WAN Manager centralized network management system allows a malicious actor to gain unauthorized access to protected information and enhance their privileges.

The vulnerability of the Data Collection Agent service in the Cisco Catalyst SD-WAN Manager centralized network management system is related to the storage of passwords in a recoverable format. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected...

CVE-2026-20122

A vulnerability in the API of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system. To exploit this vulnerability, the attacker must have valid read-only credentials with API access on the affected system. This...

CVE-2026-20133

A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this...

CVE-2026-20128

A vulnerability in the Data Collection Agent DCA feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affected system. This vulnerability is due to the presence of a credential file for the DCA user on an affected system. An...

CVE-2026-20129

A vulnerability in the API user authentication of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain access to an affected system as a user who has the netadmin role. The vulnerability is due to improper authentication for requests that are sent to the API. An...

CVE-2026-20126

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...

CVE-2026-20127

A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected syste...