HIGHVulnerability
Verified
Global

CISA KEV: Cisco Catalyst SD-WAN Manger — Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability

·Source: CISA KEV

Updated:

Executive Summary

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 the attacker to overwrite arbitrary files on the affected system and gain vmanage user privileges.

Analysis

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 the attacker to overwrite arbitrary files on the affected system and gain vmanage user privileges. Added to CISA Known Exploited Vulnerabilities catalog on 2026-04-20. Remediation due: 2026-04-23.

Indicators of Compromise (1)

CVE (1)
CVE-2026-20122
Source Attribution

Originally published by CISA KEV on Apr 20, 2026. Verified by: CISA.

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