Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
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.
Official details
- Category
- Known exploited vulnerability
- Classification
- Ransomware use: Unknown
- Company or vendor
- Cisco Catalyst SD-WAN
- Affected product
- Catalyst SD-WAN
- Risk or reason
- 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.
- Remedy or action
- Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlined 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 applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
- Official ID
- CVE-2026-20182