{"api_version":"1","generated_at":"2026-08-24T14:52:02+00:00","cve":"CVE-2026-8619","urls":{"html":"https://cve.report/CVE-2026-8619","api":"https://cve.report/api/cve/CVE-2026-8619.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-8619","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-8619"},"summary":{"title":"Unauthenticated Denial-of-Service Vulnerability in HTTP Service in TP-Link TL-MR100, TL-MR150, TL-MR6400 and Archer MR600","description":"An\nunauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions\nthat may lead to a NULL pointer dereference. \nA remote attacker on an adjacent network can send a specially crated\nHTTP request to trigger a crash of the HTTP service process.\n\n\n\n\n\nSuccessful\nexploitation may cause the HTTP service to crash, making the web management\ninterface and HTTP-dependent functionality temporarily unavailable.","state":"PUBLISHED","assigner":"TPLink","published_at":"2026-08-20 00:16:53","updated_at":"2026-08-20 17:19:49"},"problem_types":["CWE-476","CWE-476 CWE-476 NULL pointer dereference"],"metrics":[{"version":"4.0","source":"f23511db-6c3e-4e32-a477-6aa17d310630","type":"Secondary","score":"7.1","severity":"HIGH","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","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"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"7.1","severity":"HIGH","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","data":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":7.1,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"}}],"references":[{"url":"https://www.tp-link.com/en/support/download/tl-mr150/v3.20/#Firmware","name":"https://www.tp-link.com/en/support/download/tl-mr150/v3.20/#Firmware","refsource":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.tp-link.com/en/support/download/tl-mr6400/v8/#Firmware","name":"https://www.tp-link.com/en/support/download/tl-mr6400/v8/#Firmware","refsource":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.tp-link.com/en/support/download/archer-mr600/v2/#Firmware","name":"https://www.tp-link.com/en/support/download/archer-mr600/v2/#Firmware","refsource":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.tp-link.com/en/support/download/tl-mr100/v3.20/#Firmware","name":"https://www.tp-link.com/en/support/download/tl-mr100/v3.20/#Firmware","refsource":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.tp-link.com/us/support/faq/5253/","name":"https://www.tp-link.com/us/support/faq/5253/","refsource":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-8619","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8619","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"TP-Link Systems Inc.","product":"TL-MR100 v3.2","version":"affected TL-MR100(EU)_V3.20_1.3.0 Build 260609 Rel.49957n custom","platforms":["Linux"]},{"source":"CNA","vendor":"TP-Link Systems Inc.","product":"TL-MR150 v.3.2","version":"affected TL-MR150(EU)_V3.20_1.3.0 Build 260720 Rel.59727n custom","platforms":["Linux"]},{"source":"CNA","vendor":"TP-Link Systems Inc.","product":"TL-MR6400 v8.0","version":"affected TL-MR6400(EN)_V8_1.5.0 Build 260610 Rel.67978n custom","platforms":["Linux"]},{"source":"CNA","vendor":"TP-Link Systems Inc","product":"Archer MR600 v2","version":"affected Archer MR600(EU)_V2_1.10.0 Build 260618 custom","platforms":["Linux"]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"haehet","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"8619","cve":"CVE-2026-8619","epss":"0.002810000","percentile":"0.207130000","score_date":"2026-08-23","updated_at":"2026-08-24 00:11:17"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-8619","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-08-20T16:03:32.689670Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-20T16:27:30.130Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","platforms":["Linux"],"product":"TL-MR100 v3.2","vendor":"TP-Link Systems Inc.","versions":[{"lessThan":"TL-MR100(EU)_V3.20_1.3.0 Build 260609 Rel.49957n","status":"affected","version":"0","versionType":"custom"}]},{"defaultStatus":"unaffected","platforms":["Linux"],"product":"TL-MR150 v.3.2","vendor":"TP-Link Systems Inc.","versions":[{"lessThan":"TL-MR150(EU)_V3.20_1.3.0 Build 260720 Rel.59727n","status":"affected","version":"0","versionType":"custom"}]},{"defaultStatus":"unaffected","platforms":["Linux"],"product":"TL-MR6400 v8.0","vendor":"TP-Link Systems Inc.","versions":[{"lessThan":"TL-MR6400(EN)_V8_1.5.0 Build 260610 Rel.67978n","status":"affected","version":"0","versionType":"custom"}]},{"defaultStatus":"unaffected","platforms":["Linux"],"product":"Archer MR600 v2","vendor":"TP-Link Systems Inc","versions":[{"lessThan":"Archer MR600(EU)_V2_1.10.0 Build 260618","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"haehet"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>An\nunauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions\nthat may lead to a NULL pointer dereference.&nbsp;\nA remote attacker on an adjacent network can send a specially crated\nHTTP request to trigger a crash of the HTTP service process.</p>\n\n<p>Successful\nexploitation may cause the HTTP service to crash, making the web management\ninterface and HTTP-dependent functionality temporarily unavailable.&nbsp;&nbsp;</p>"}],"value":"An\nunauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions\nthat may lead to a NULL pointer dereference. \nA remote attacker on an adjacent network can send a specially crated\nHTTP request to trigger a crash of the HTTP service process.\n\n\n\n\n\nSuccessful\nexploitation may cause the HTTP service to crash, making the web management\ninterface and HTTP-dependent functionality temporarily unavailable."}],"impacts":[{"capecId":"CAPEC-125","descriptions":[{"lang":"en","value":"CAPEC-125 Flooding"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":7.1,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476 NULL pointer dereference","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-19T23:11:51.163Z","orgId":"f23511db-6c3e-4e32-a477-6aa17d310630","shortName":"TPLink"},"references":[{"tags":["patch"],"url":"https://www.tp-link.com/en/support/download/archer-mr600/v2/#Firmware"},{"tags":["patch"],"url":"https://www.tp-link.com/en/support/download/tl-mr100/v3.20/#Firmware"},{"tags":["patch"],"url":"https://www.tp-link.com/en/support/download/tl-mr150/v3.20/#Firmware"},{"tags":["patch"],"url":"https://www.tp-link.com/en/support/download/tl-mr6400/v8/#Firmware"},{"tags":["vendor-advisory"],"url":"https://www.tp-link.com/us/support/faq/5253/"}],"source":{"discovery":"UNKNOWN"},"title":"Unauthenticated Denial-of-Service Vulnerability in HTTP Service in TP-Link TL-MR100, TL-MR150, TL-MR6400 and Archer MR600","x_generator":{"engine":"Vulnogram 1.0.4"}}},"cveMetadata":{"assignerOrgId":"f23511db-6c3e-4e32-a477-6aa17d310630","assignerShortName":"TPLink","cveId":"CVE-2026-8619","datePublished":"2026-08-19T23:11:51.163Z","dateReserved":"2026-05-14T18:04:19.124Z","dateUpdated":"2026-08-20T16:27:30.130Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-20 00:16:53","lastModifiedDate":"2026-08-20 17:19:49","problem_types":["CWE-476","CWE-476 CWE-476 NULL pointer dereference"],"metrics":{"cvssMetricV40":[{"source":"f23511db-6c3e-4e32-a477-6aa17d310630","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","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"}}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-20T16:03:32.689670Z","id":"CVE-2026-8619","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"8619","Ordinal":"1","Title":"Unauthenticated Denial-of-Service Vulnerability in HTTP Service ","CVE":"CVE-2026-8619","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"8619","Ordinal":"1","NoteData":"An\nunauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions\nthat may lead to a NULL pointer dereference. \nA remote attacker on an adjacent network can send a specially crated\nHTTP request to trigger a crash of the HTTP service process.\n\n\n\n\n\nSuccessful\nexploitation may cause the HTTP service to crash, making the web management\ninterface and HTTP-dependent functionality temporarily unavailable.","Type":"Description","Title":"Unauthenticated Denial-of-Service Vulnerability in HTTP Service "}]}}}