{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-1460", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "state": "PUBLISHED", "assignerShortName": "Zyxel", "dateReserved": "2026-01-27T01:26:25.772Z", "datePublished": "2026-04-28T02:06:22.568Z", "dateUpdated": "2026-04-28T02:06:22.568Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2026-04-28T02:06:22.568Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')", "type": "CWE"}]}], "affected": [{"vendor": "Zyxel", "product": "DX3301-T0 firmware", "versions": [{"status": "affected", "version": "<= 5.50(ABVY.7.1)C0"}], "defaultStatus": "unaffected"}, {"vendor": "Zyxel", "product": "EX3301-T0 firmware", "versions": [{"status": "affected", "version": "<= 5.50(ABVY.7.1)C0"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A post-authentication command injection vulnerability in the \u201cDomainName\u201d parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A post-authentication command injection vulnerability in the \u201cDomainName\u201d parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device."}]}], "references": [{"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-and-wireless-extenders-04-28-2026", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.2, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A post-authentication command injection vulnerability in the \u201cDomainName\u201d parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device."}], "id": "CVE-2026-1460", "lastModified": "2026-04-28T03:16:02.313", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "security@zyxel.com.tw", "type": "Primary"}]}, "published": "2026-04-28T03:16:02.313", "references": [{"source": "security@zyxel.com.tw", "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-and-wireless-extenders-04-28-2026"}], "sourceIdentifier": "security@zyxel.com.tw", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security@zyxel.com.tw", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,5.50(ABVY.7.1)C0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "DX3301-T0 firmware", "source": "cna", "vendor": "Zyxel"}, "product": "dx3301-t0_firmware", "vendor": "zyxel"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,5.50(ABVY.7.1)C0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "EX3301-T0 firmware", "source": "cna", "vendor": "Zyxel"}, "product": "ex3301-t0_firmware", "vendor": "zyxel"}], "created": "2026-04-28T04:45:22.293469+00:00", "updated": "2026-04-28T04:45:22.293576+00:00", "vendors": ["zyxel", "zyxel$PRODUCT$dx3301-t0_firmware", "zyxel$PRODUCT$ex3301-t0_firmware"]}