{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-21634", "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "state": "PUBLISHED", "assignerShortName": "hackerone", "dateReserved": "2026-01-01T15:00:02.338Z", "datePublished": "2026-01-05T16:47:38.917Z", "dateUpdated": "2026-01-05T20:42:08.706Z"}, "containers": {"cna": {"descriptions": [{"lang": "en", "value": "A malicious actor with access to the adjacent network could overflow the UniFi Protect Application (Version 6.1.79 and earlier) discovery protocol causing it to restart.\r\n\r\n\r\nAffected Products:\r\nUniFi Protect Application (Version 6.1.79 and earlier). \r\n \r\nMitigation:\r\nUpdate your UniFi Protect Application to Version 6.2.72 or later."}], "affected": [{"defaultStatus": "unaffected", "vendor": "Ubiquiti Inc", "product": "UniFi Protect Application", "versions": [{"version": "6.1.79", "status": "affected", "lessThan": "6.2.72", "versionType": "semver"}]}], "references": [{"url": "https://community.ui.com/releases/Security-Advisory-Bulletin-058-058/6922ff20-8cd7-4724-8d8c-676458a2d0f9"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "providerMetadata": {"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone", "dateUpdated": "2026-01-05T16:47:38.917Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-01-05T20:42:03.431328Z", "id": "CVE-2026-21634", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-05T20:42:08.706Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-21634", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-05T20:42:03.431328Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-119", "description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-05T20:41:58.555Z"}}], "cna": {"metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}], "affected": [{"vendor": "Ubiquiti Inc", "product": "UniFi Protect Application", "versions": [{"status": "affected", "version": "6.1.79", "lessThan": "6.2.72", "versionType": "semver"}], "defaultStatus": "unaffected"}], "references": [{"url": "https://community.ui.com/releases/Security-Advisory-Bulletin-058-058/6922ff20-8cd7-4724-8d8c-676458a2d0f9"}], "descriptions": [{"lang": "en", "value": "A malicious actor with access to the adjacent network could overflow the UniFi Protect Application (Version 6.1.79 and earlier) discovery protocol causing it to restart.\r\n\r\n\r\nAffected Products:\r\nUniFi Protect Application (Version 6.1.79 and earlier). \r\n \r\nMitigation:\r\nUpdate your UniFi Protect Application to Version 6.2.72 or later."}], "providerMetadata": {"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone", "dateUpdated": "2026-01-05T16:47:38.917Z"}}}, "cveMetadata": {"cveId": "CVE-2026-21634", "state": "PUBLISHED", "dateUpdated": "2026-01-05T20:42:08.706Z", "dateReserved": "2026-01-01T15:00:02.338Z", "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "datePublished": "2026-01-05T16:47:38.917Z", "assignerShortName": "hackerone"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ui:unifi_protect:*:*:*:*:*:*:*:*", "matchCriteriaId": "F58979E4-F426-4E50-BF77-7A94200D0357", "versionEndExcluding": "6.2.72", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A malicious actor with access to the adjacent network could overflow the UniFi Protect Application (Version 6.1.79 and earlier) discovery protocol causing it to restart.\r\n\r\n\r\nAffected Products:\r\nUniFi Protect Application (Version 6.1.79 and earlier). \r\n \r\nMitigation:\r\nUpdate your UniFi Protect Application to Version 6.2.72 or later."}], "id": "CVE-2026-21634", "lastModified": "2026-01-30T01:23:13.440", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "support@hackerone.com", "type": "Secondary"}]}, "published": "2026-01-05T17:15:47.243", "references": [{"source": "support@hackerone.com", "tags": ["Vendor Advisory"], "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-058-058/6922ff20-8cd7-4724-8d8c-676458a2d0f9"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"created": "2026-01-06T14:16:46.583006+00:00", "updated": "2026-01-06T14:16:46.583032+00:00", "vendors": ["ubiquiti", "ubiquiti$PRODUCT$protect_application"]}