CVE-2026-17250

{"id": "CVE-2026-17250", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-17250", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-24T00:00:00+00:00"}}], "cvssMetricV40": [{"type": "Secondary", "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.5, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "affectedData": [{"vendor": "TP-Link Systems Inc.", "product": "TL-MR6400 v7.0", "versions": [{"status": "affected", "version": "0", "lessThan": "1.9.0 Build 260714", "versionType": "custom"}], "platforms": ["Linux"], "defaultStatus": "unaffected"}]}], "published": "2026-08-21T18:16:47.450", "references": [{"url": "https://www.tp-link.com/en/support/download/tl-mr6400/v7/#Firmware", "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/tw/support/download/tl-mr6400/v7/#Firmware", "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/faq/5259/", "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "A\nstack-based buffer overflow vulnerability exists in the firmware update\nfunctionality of TL-MR6400 v7 due to unsafe processing of\nattacker-controlled metadata within a firmware image. \n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to trigger memory corruption\nand execute arbitrary code on the affected device."}], "lastModified": "2026-08-28T19:02:53.760", "sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630"}