{"identifier":"CVE-2026-102814","cve":{"id":"CVE-2026-102814","description":"An\nauthentication weakness exists in the TP-Link TDDP v2 service of TP-Link RE305\nV3. TDDP v2 uses a fixed and derivable cryptographic key, which may allow an\nunauthenticated attacker on the same local network to forge protocol packets\nand access privileged TDDP operations, including functionality that can lead to\noperating-system command execution when the TDDP service is running and\naccessible.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an unauthenticated attacker on the same local area\nnetwork to execute arbitrary system commands with root privileges.","published":"2026-10-27T18:17:30.157000+00:00","modified":"2026-10-29T11:17:22.947000+00:00","status":"Deferred","score":8.7,"severity":"HIGH","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/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","cvss_version":"4.0","affected":[],"weaknesses":["CWE-78"],"references":[{"url":"https://www.tp-link.com/en/support/download/re305/v3/#Firmware","source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/download/re305/v3/#Firmware","source":"f23511db-6c3e-4e32-a477-6aa17d310630"},{"url":"https://www.tp-link.com/us/support/faq/5362/","source":"f23511db-6c3e-4e32-a477-6aa17d310630"}],"kev":null,"kev_checked":true,"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: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","baseScore":8.7,"baseSeverity":"HIGH","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","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":"2026-10-29T03:56:34.566618Z","id":"CVE-2026-102814","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-29T15:32:06.258876+00:00","exploited":false,"kev_stale":false,"products":[],"priority":{"label":"Assess exposure and vendor guidance","reasons":["No higher-priority signal is available in the current stored evidence."]},"epss":{"probability":0.0036,"percentile":0.29691,"date":"2026-10-29","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"www.tp-link.com","source_url":"https://www.tp-link.com/en/support/download/re305/v3/#Firmware","investigate_url":"https://investigate.aeglixmind.com/#www.tp-link.com"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-102814","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-102814","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-102814","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}