{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-101152",
        "assignerOrgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
        "state": "PUBLISHED",
        "assignerShortName": "Arista",
        "dateReserved": "2026-09-28T08:30:31.034Z",
        "datePublished": "2026-10-06T19:37:53.573Z",
        "dateUpdated": "2026-10-06T19:49:57.474Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
                "shortName": "Arista",
                "dateUpdated": "2026-10-06T19:37:53.573Z"
            },
            "title": "Security Advisory 0187",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Insufficient validation in the Single Sign-On (SSO) login flow could allow a remote, unauthenticated attacker to craft a URL that, when clicked by a user, causes the identity provider (IdP) to deliver authentication material to an attacker-controlled URL instead of to CloudVision.",
                    "supportingMedia": [
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                            "type": "text/html",
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                            "value": "<p>Insufficient validation in the Single Sign-On (SSO) login flow could allow a remote, unauthenticated attacker to craft a URL that, when clicked by a user, causes the identity provider (IdP) to deliver authentication material to an attacker-controlled URL instead of to CloudVision.</p>"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Arista Networks",
                    "product": "CloudVision Portal",
                    "platforms": [
                        "CloudVision Portal, virtual appliance or physical appliance"
                    ],
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "2026.2.0",
                            "status": "affected",
                            "versionType": "custom"
                        },
                        {
                            "version": "2026.1.0",
                            "lessThanOrEqual": "2026.1.2",
                            "status": "affected",
                            "versionType": "custom"
                        },
                        {
                            "version": "2025.3.0",
                            "lessThanOrEqual": "2025.3.3",
                            "status": "affected",
                            "versionType": "custom"
                        },
                        {
                            "version": "2021.1.0",
                            "lessThan": "2025.3.0",
                            "status": "affected",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N",
                        "baseScore": 8,
                        "baseSeverity": "HIGH"
                    }
                },
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
                        "baseScore": 7.6,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-601",
                            "lang": "en",
                            "description": "CWE-601 URL Redirection to Untrusted Site ('Open Redirect')"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-194",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-194 Fake the Source of Data"
                        }
                    ]
                }
            ],
            "configurations": [
                {
                    "lang": "en",
                    "value": "In order to be vulnerable to CVE-2026-101152, SSO must be configured with an external identity provider. Deployments using only non-SSO authentication are not affected. To check if SSO is configured, navigate to Settings → Authentication in the CloudVision UI. If an OIDC or SAML provider is configured, the deployment is potentially affected.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>In order to be vulnerable to CVE-2026-101152, SSO must be configured with an external identity provider. Deployments using only non-SSO authentication are not affected. To check if SSO is configured, navigate to <strong>Settings → Authentication</strong> in the CloudVision UI. If an OIDC or SAML provider is configured, the deployment is potentially affected.</p>"
                        }
                    ]
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "No mitigation exists for this issue.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>No mitigation exists for this issue.</p>"
                        }
                    ]
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "CVE-2026-101152 has been fixed in the following releases:\n- 2026.2.1 and later releases in the 2026.2.x train\n- 2026.1.3 and later releases in the 2026.1.x train\n- 2025.3.4 and later releases in the 2025.3.x train",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>CVE-2026-101152 has been fixed in the following releases:</p><ul><li>2026.2.1 and later releases in the 2026.2.x train</li><li>2026.1.3 and later releases in the 2026.1.x train</li><li>2025.3.4 and later releases in the 2025.3.x train</li></ul>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/24803-security-advisory-0187",
                    "tags": [
                        "vendor-advisory"
                    ]
                }
            ],
            "source": {
                "advisory": "Security Advisory 0187",
                "discovery": "INTERNAL",
                "defects": [
                    "BUG 1864515"
                ]
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-10-06T19:49:47.242959Z",
                                "id": "CVE-2026-101152",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-10-06T19:49:57.474Z"
                }
            }
        ]
    }
}