{"id":"CVE-2026-7413","state":"PUBLISHED","title":"Persistent undocumented backdoor access in Yarbo robot","description":"A hidden, persistent backdoor was found in Yarbo firmware v2.3.9 that provides remote, unauthenticated (or weakly authenticated) access to privileged functionality. The backdoor is undocumented, cannot be disabled via user-facing settings, and survives factory reset and ordinary firmware updates.","publishedAt":"2026-05-07T16:09:26.134Z","updatedAt":"2026-05-08T22:46:29.192Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"AHA"},"assigner":"AHA","products":["Yarbo Firmware"],"affected":[{"vendor":"Yarbo","product":"Firmware","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.3.9","versionType":"semver"}]}],"references":["https://github.com/Bin4ry/yarbo-nat-in-my-back-yard","https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000000111111111111111111111110000000000000000000000000000000000000000000000000000000111","https://takeonme.org/cves/cve-2026-7413/"],"weaknesses":["CWE-912"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/7xxx/CVE-2026-7413.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7413","state":"PUBLISHED","datePublished":"2026-05-07T16:09:26.134Z","dateUpdated":"2026-05-08T22:46:29.192Z","assignerShortName":"AHA","assignerOrgId":"26969f82-7e87-44d8-9cb5-f6fb926ddd43","dateReserved":"2026-04-29T13:37:07.749Z"},"containers":{"cna":{"title":"Persistent undocumented backdoor access in Yarbo robot","descriptions":[{"lang":"en","value":"A hidden, persistent backdoor was found in Yarbo firmware v2.3.9 that provides remote, unauthenticated (or weakly authenticated) access to privileged functionality. The backdoor is undocumented, cannot be disabled via user-facing settings, and survives factory reset and ordinary firmware updates."}],"affected":[{"vendor":"Yarbo","product":"Firmware","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.3.9","versionType":"semver"}]}],"references":[{"url":"https://github.com/Bin4ry/yarbo-nat-in-my-back-yard","tags":["third-party-advisory"]},{"url":"https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000000111111111111111111111110000000000000000000000000000000000000000000000000000000111","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":7.2,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-912","lang":"en","description":"CWE-912 Hidden Functionality","type":"CWE"}]}],"providerMetadata":{"shortName":"AHA","orgId":"26969f82-7e87-44d8-9cb5-f6fb926ddd43","dateUpdated":"2026-05-07T16:09:26.134Z"},"datePublic":"2026-05-07T16:00:00.000Z","credits":[{"lang":"en","value":"Andreas Makris (aka Bin4ry)","type":"finder"},{"lang":"en","value":"todb of AHA!","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://takeonme.org/cves/cve-2026-7413/","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-08T22:45:36.456789Z","id":"CVE-2026-7413","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-08T22:46:29.192Z"}}]}}}