CVE-2026-20182 — Actively Exploited: Catalyst SD-WAN (Cisco)
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.
| CVE ID | CVE-2026-20182 |
|---|---|
| Vendor | Cisco |
| Product | Catalyst SD-WAN |
| Vulnerability name | Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability |
| Date added | 2026-05-14 |
| Remediation due | 2026-05-17 |
| 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 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 applicabl |
| Description | 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. |
| Source | CISA Known Exploited Vulnerabilities |
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