cve-2026-20182

{
  "cvss": 10.0,
  "datePublished": "2026-05-14T00:00:00Z",
  "dateUpdated": "2026-05-14T00:00:00Z",
  "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.",
  "dueDate": "2026-05-17T00:00:00Z",
  "id": "CVE-2026-20182",
  "kev_catalogs": [
    "vulncheck"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Catalyst SD-WAN",
  "requiredAction": "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.",
  "severity": "CRITICAL",
  "source": "vulncheck_kev",
  "title": "Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability",
  "vendor": "Cisco"
}