{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-30814","assignerOrgId":"f23511db-6c3e-4e32-a477-6aa17d310630","state":"PUBLISHED","assignerShortName":"TPLink","dateReserved":"2026-03-05T17:35:52.174Z","datePublished":"2026-04-08T17:52:00.929Z","dateUpdated":"2026-05-07T15:47:00.488Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f23511db-6c3e-4e32-a477-6aa17d310630","shortName":"TPLink","dateUpdated":"2026-04-08T17:52:00.929Z"},"title":"Buffer Overflow Vulnerability in TP-Link AX53","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-121","description":"CWE-121 Stack-based buffer overflow","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"affected":[{"vendor":"TP-Link Systems Inc.","product":"AX53 v1.0","modules":["tmpServer"],"versions":[{"status":"affected","version":"0","lessThan":"1.7.1 Build 20260213","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A stack-based buffer overflow in the tmpServer module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to trigger a segmentation fault and potentially execute arbitrary code via a specially crafted configuration file. Successful exploitation may cause a crash and could allow arbitrary code execution, enabling modification of device state, exposure of sensitive data, or further compromise of device integrity.\n\nThis issue affects AX53 v1.0: before 1.7.1 Build 20260213.","supportingMedia":[{"type":"text/html","base64":false,"value":"A stack-based buffer overflow in the tmpServer module of TP-Link Archer AX53 v1.0&nbsp;allows an authenticated adjacent attacker to trigger a segmentation fault and potentially execute arbitrary code via a specially crafted configuration file. Successful exploitation may cause a crash and could allow arbitrary code execution, enabling modification of device state, exposure of sensitive data, or further compromise of device integrity.\n<br><p>This issue affects AX53 v1.0: before 1.7.1 Build 20260213.</p>"}]}],"references":[{"url":"https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware","tags":["patch"]},{"url":"https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware","tags":["patch"]},{"url":"https://talosintelligence.com/vulnerability_reports/","tags":["third-party-advisory"]},{"url":"https://www.tp-link.com/us/support/faq/5055/","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"LOW","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.3,"vectorString":"CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L"}}],"credits":[{"lang":"en","value":"Lilith >_> of Cisco Talos","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.0-beta"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-08T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-30814"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-09T03:56:15.034Z"}},{"title":"CVE Program Container","references":[{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2302"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-05-07T15:47:00.488Z"}}]}}