{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-103409", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "state": "PUBLISHED", "assignerShortName": "juniper", "dateReserved": "2026-09-30T14:33:03.168Z", "datePublished": "2026-10-28T16:36:46.539Z", "dateUpdated": "2026-10-28T16:36:46.539Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Session Smart Router", "vendor": "Juniper Networks", "versions": [{"lessThan": "7.0.5", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "7.1.7", "status": "affected", "version": "7.1.0", "versionType": "custom"}, {"lessThan": "7.2.3", "status": "affected", "version": "7.2.0", "versionType": "custom"}]}], "datePublic": "2026-10-28T16:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure endpoint running as root.<br><br>Note that this vulnerability can only be exploited prior to the device being onboarded to Mist/Conductor. The issue can no longer be exploited once a device is onboarded to Mist/Conductor.<br>"}], "value": "A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure endpoint running as root.\n\nNote that this vulnerability can only be exploited prior to the device being onboarded to Mist/Conductor. The issue can no longer be exploited once a device is onboarded to Mist/Conductor."}], "exploits": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306 Missing authentication for critical function", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2026-10-28T16:36:46.539Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://supportportal.juniper.net/JSA112183"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "The following software releases of Session Smart Router have been updated to resolve these specific issues:<br><ul><li>7.0.5 \n\nand all subsequent releases;</li><li>7.1.7 \n\nand all subsequent releases;</li><li>7.2.3 and all subsequent releases.</li></ul>\n\n<br>"}], "value": "The following software releases of Session Smart Router have been updated to resolve these specific issues:\n * 7.0.5 \n\nand all subsequent releases;\n * 7.1.7 \n\nand all subsequent releases;\n * 7.2.3 and all subsequent releases."}], "source": {"advisory": "JSA112183", "defect": ["I95-65016"], "discovery": "INTERNAL"}, "title": "Session Smart Router: An attacker obtains administrative privileges when an unauthenticated internal endpoint is accessed", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "There are no known workarounds for this issue."}], "value": "There are no known workarounds for this issue."}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Session Smart Router", "vendor": "Juniper Networks", "versions": [{"lessThan": "7.0.5", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "7.1.7", "status": "affected", "version": "7.1.0", "versionType": "custom"}, {"lessThan": "7.2.3", "status": "affected", "version": "7.2.0", "versionType": "custom"}]}], "source": "sirt@juniper.net"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure endpoint running as root.\n\nNote that this vulnerability can only be exploited prior to the device being onboarded to Mist/Conductor. The issue can no longer be exploited once a device is onboarded to Mist/Conductor."}], "id": "CVE-2026-103409", "lastModified": "2026-10-28T17:17:28.083", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "sirt@juniper.net", "type": "Primary"}]}, "published": "2026-10-28T17:17:27.840", "references": [{"source": "sirt@juniper.net", "url": "https://supportportal.juniper.net/JSA112183"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "sirt@juniper.net", "type": "Primary"}]}

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{"created": "2026-10-28T18:45:07.235660+00:00", "updated": "2026-10-28T18:45:07.235877+00:00", "vendors": []}