{"id":"CVE-2025-59449","state":"PUBLISHED","title":"The YoSmart YoLink MQTT broker through 2025-10-02 does not enforce sufficient authorization controls to prevent cross-account attacks, allowing an attacker to remotely operate affe","description":"The YoSmart YoLink MQTT broker through 2025-10-02 does not enforce sufficient authorization controls to prevent cross-account attacks, allowing an attacker to remotely operate affected devices if the attacker obtains the associated device IDs. Because YoLink device IDs are predictable, an attacker can exploit this to gain full control over any other YoLink user's devices.","publishedAt":"2025-10-06T00:00:00.000Z","updatedAt":"2025-11-26T15:20:01.433Z","severity":{"score":4.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N","source":"mitre"},"assigner":"mitre","products":["YoSmart YoLink MQTT broker"],"affected":[{"vendor":"YoSmart","product":"YoLink MQTT broker","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2025-10-02","versionType":"custom"}]}],"references":["https://bishopfox.com/blog/advisories","https://shop.yosmart.com/pages/product-support","https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home","https://shop.yosmart.com/pages/sa-2025-001"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:09:39.787Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/59xxx/CVE-2025-59449.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-59449","state":"PUBLISHED","datePublished":"2025-10-06T00:00:00.000Z","dateUpdated":"2025-11-26T15:20:01.433Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2025-09-16T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The YoSmart YoLink MQTT broker through 2025-10-02 does not enforce sufficient authorization controls to prevent cross-account attacks, allowing an attacker to remotely operate affected devices if the attacker obtains the associated device IDs. Because YoLink device IDs are predictable, an attacker can exploit this to gain full control over any other YoLink user's devices."}],"affected":[{"vendor":"YoSmart","product":"YoLink MQTT broker","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2025-10-02","versionType":"custom"}]}],"references":[{"url":"https://bishopfox.com/blog/advisories"},{"url":"https://shop.yosmart.com/pages/product-support"},{"url":"https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home"},{"url":"https://shop.yosmart.com/pages/sa-2025-001"}],"metrics":[{"cvssV3_1":{"version":"3.1","baseScore":4.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","description":"CWE-863 Incorrect Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2025-11-26T15:20:01.433Z"},"x_generator":{"engine":"enrichogram 0.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-06T20:11:42.558689Z","id":"CVE-2025-59449","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-06T20:12:10.296Z"}}]}}}