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CVE-2026-20180

🗓️ 15 Apr 2026 16:03:51Reported by ciscoType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 98 Views🌐 WEB

CVE-2026-20180 enables authenticated remote code execution on Cisco Identity Services Engine with crafted requests, risking root access and denial of service.

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[
  {
    "vendor": "Cisco",
    "product": "Cisco Identity Services Engine Software",
    "versions": [
      {
        "version": "3.1.0",
        "status": "affected"
      },
      {
        "version": "3.1.0 p1",
        "status": "affected"
      },
      {
        "version": "3.1.0 p3",
        "status": "affected"
      },
      {
        "version": "3.1.0 p2",
        "status": "affected"
      },
      {
        "version": "3.2.0",
        "status": "affected"
      },
      {
        "version": "3.1.0 p4",
        "status": "affected"
      },
      {
        "version": "3.1.0 p5",
        "status": "affected"
      },
      {
        "version": "3.2.0 p1",
        "status": "affected"
      },
      {
        "version": "3.1.0 p6",
        "status": "affected"
      },
      {
        "version": "3.2.0 p2",
        "status": "affected"
      },
      {
        "version": "3.1.0 p7",
        "status": "affected"
      },
      {
        "version": "3.3.0",
        "status": "affected"
      },
      {
        "version": "3.2.0 p3",
        "status": "affected"
      },
      {
        "version": "3.2.0 p4",
        "status": "affected"
      },
      {
        "version": "3.1.0 p8",
        "status": "affected"
      },
      {
        "version": "3.2.0 p5",
        "status": "affected"
      },
      {
        "version": "3.2.0 p6",
        "status": "affected"
      },
      {
        "version": "3.1.0 p9",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 3",
        "status": "affected"
      },
      {
        "version": "3.4.0",
        "status": "affected"
      },
      {
        "version": "3.2.0 p7",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 4",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.1.0 p10",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 5",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 6",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.3 Patch 7",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 3",
        "status": "affected"
      },
      {
        "version": "3.5.0",
        "status": "affected"
      },
      {
        "version": "3.2 Patch 8",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]
ParameterPositionPathDescriptionCWE
tunnelNamerequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
tunnelTyperequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
presharedKeyrequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
remoteGatewayrequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
localSubnetrequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
remoteSubnetrequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
advancedConfigrequest body/deployment-rpc/enableStrongSwanTunnelUnauthenticated access to enable a StrongSwan tunnel via deployment-rpc/enableStrongSwanTunnel allowing remote code execution via crafted config.CWE-22
filerequest body/api/v1/config/uploadArbitrary file upload endpoint at /api/v1/config/upload with weak authentication enabling upload of web shells or gadgets leading to remote code execution.CWE-22
configrequest body/admin/rest/api/v1/system/configAdmin system config endpoint vulnerable to bypass/unauthenticated access (GET/POST) enabling manipulation of system settings and potential RCE.CWE-22
payloadrequest body/admin/rest/api/v1/system/configAdmin system config endpoint vulnerable to bypass/unauthenticated access (GET/POST) enabling manipulation of system settings and potential RCE.CWE-22
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