MEDIUMCVSS 5.4Actively exploited · CISA KEV since 2026-04-20Vulnerability

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

Properties

Euvd product
Cisco Catalyst SD-WAN Manager
Vulnerability name
Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability
First seen
2026-04-21T03:55:33+00:00
Cvss score
5.4
Epss score
0.25476
Last seen
2026-10-19T12:00:27+00:00
Due date
2026-04-23
Euvd assigner
cisco
Retrieved at
2026-10-21T01:24:49+00:00
Exploited euvd since
2026-04-20T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2026-04-20
Score
5.4
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Cisco
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
In Signal since
initial import (Sep 2026)
Euvd base score
5.4

Related Entities (6)

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CVE-2026-20122 (CVSS 5.4) — Ninja Signal Threat Intelligence | Ninja Signal