CVE-2026-20122 — Actively Exploited: Catalyst SD-WAN Manger (Cisco)
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 overwri
| CVE ID | CVE-2026-20122 |
|---|---|
| Vendor | Cisco |
| Product | Catalyst SD-WAN Manger |
| Vulnerability name | Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability |
| Date added | 2026-04-20 |
| Remediation due | 2026-04-23 |
| Known ransomware use | Unknown |
| Required action | Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicab |
| Description | 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. |
| Source | CISA Known Exploited Vulnerabilities |
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