CVE-2026-6989
Full vulnerability record from the local CVENow database.
Description
A vulnerability has been found in Tenda F453 up to 1.0.0.3. Impacted is the function TendaTelnet of the file /goform/telnet of the component Telnet Service. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Severity
LOW
CVSS score
2.1
(v4.0)
Vulnerability status
Analyzed
Source identifier
Published
2026-04-25 18:16:18.907000
Last modified
2026-10-26 21:10:00.170000
View original CVE JSON
{
"id": "CVE-2026-6989",
"sourceIdentifier": "[email protected]",
"published": "2026-04-25T18:16:18.907",
"lastModified": "2026-10-26T21:10:00.170",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in Tenda F453 up to 1.0.0.3. Impacted is the function TendaTelnet of the file /goform/telnet of the component Telnet Service. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used."
},
{
"lang": "es",
"value": "Una vulnerabilidad ha sido encontrada en Tenda F453 hasta 1.0.0.3. Afectada es la función TendaTelnet del archivo /goform/telnet del componente Servicio Telnet. Dicha manipulación conduce a inyección de comandos. Es posible lanzar el ataque remotamente. El exploit ha sido divulgado al público y puede ser usado."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Tenda",
"product": "F453",
"cpes": [
"cpe:2.3:o:tenda:f453_firmware:*:*:*:*:*:*:*:*"
],
"modules": [
"Telnet Service"
],
"versions": [
{
"version": "1.0.0.0",
"status": "affected"
},
{
"version": "1.0.0.1",
"status": "affected"
},
{
"version": "1.0.0.2",
"status": "affected"
},
{
"version": "1.0.0.3",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"baseScore": 2.1,
"baseSeverity": "LOW",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "PROOF_OF_CONCEPT",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 2.8,
"impactScore": 3.4
},
{
"source": "[email protected]",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
}
],
"cvssMetricV2": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"baseScore": 6.5,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-04-27T17:27:04.577068Z",
"id": "CVE-2026-6989",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-74"
},
{
"lang": "en",
"value": "CWE-77"
}
]
}
],
"configurations": [
{
"operator": "AND",
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:tenda:f453_firmware:1.0.0.3:*:*:*:*:*:*:*",
"matchCriteriaId": "66CB876C-7D99-4A12-91E3-FE153293C3F2"
}
]
},
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": false,
"criteria": "cpe:2.3:h:tenda:f453:-:*:*:*:*:*:*:*",
"matchCriteriaId": "0B2C42B3-1621-4323-BAA4-4B71C33F7C4B"
}
]
}
]
}
],
"references": [
{
"url": "https://github.com/alc9700jmo/CVE/issues/24",
"source": "[email protected]",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
]
},
{
"url": "https://vuldb.com/submit/796560",
"source": "[email protected]",
"tags": [
"Third Party Advisory",
"VDB Entry"
]
},
{
"url": "https://vuldb.com/vuln/359541",
"source": "[email protected]",
"tags": [
"Third Party Advisory",
"VDB Entry"
]
},
{
"url": "https://vuldb.com/vuln/359541/cti",
"source": "[email protected]",
"tags": [
"Permissions Required",
"VDB Entry"
]
},
{
"url": "https://www.tenda.com.cn/",
"source": "[email protected]",
"tags": [
"Product"
]
}
]
}