sd-wan vsmart controller vulnerabilities and fixes

Recent CVEs affecting sd-wan vsmart controller, with upgrade or downgrade steps. 1 tracked.

Also searched as: sd wan vsmart controller, sd-wanvsmartcontroller.

sd-wan vsmart controller has 1 tracked vulnerability, 1 critical and 1 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 1. Most recent: 2026-05-14. Highest priority: CVE-2026-20182 (score 98/100).

• CVE-2026-20182 CRITICAL 10.0 EXPLOITED UPGRADE UPGRADE Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

FAQ

How do I fix sd-wan vsmart controller vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is sd-wan vsmart controller being exploited right now?

Yes: 1 sd-wan vsmart controller CVE is on the CISA Known Exploited Vulnerabilities list, so patch it first.

Which sd-wan vsmart controller CVE should I patch first?

CVE-2026-20182 currently ranks highest (98/100): Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability.

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