CRITICALCVSS 10.0Actively exploited · CISA KEV since 2026-05-14Vulnerability

CVE-2026-20182

Cisco Catalyst SD-WAN Controller & Manager contain an authentication bypass vulnerability that allows an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected system.

Properties

Euvd product
Cisco Catalyst SD-WAN Controller, Cisco Catalyst SD-WAN Manager
Vulnerability name
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
First seen
2026-06-16T17:57:59+00:00
Cvss score
10
Epss score
0.91817
Last seen
2026-10-19T12:00:27+00:00
Due date
2026-05-17
Euvd assigner
cisco
Retrieved at
2026-10-21T01:24:49+00:00
Exploited euvd since
2026-05-14T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2026-05-14
Score
10
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:N/UI:N/S:C/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
10

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CVE-2026-20182 (CVSS 10) — Ninja Signal Threat Intelligence | Ninja Signal