{"id":"CVE-2026-78860","state":"PUBLISHED","title":"An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via the storage of information in plaintext","description":"An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via the storage of information in plaintext","publishedAt":"2026-10-05T00:00:00.000Z","updatedAt":"2026-10-06T14:48:15.557Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://mercusys.com","https://threadpoolx.gitbook.io/docs/cve/mercusys-ac12-v2-security-advisory/missing-firmware-encryption-and-secure-boot-mechanisms"],"weaknesses":["CWE-311","CWE-347"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/78xxx/CVE-2026-78860.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-78860","state":"PUBLISHED","datePublished":"2026-10-05T00:00:00.000Z","dateUpdated":"2026-10-06T14:48:15.557Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-08-25T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via the storage of information in plaintext"}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://mercusys.com"},{"url":"https://threadpoolx.gitbook.io/docs/cve/mercusys-ac12-v2-security-advisory/missing-firmware-encryption-and-secure-boot-mechanisms"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-10-05T19:01:24.981Z"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://threadpoolx.gitbook.io/docs/cve/mercusys-ac12-v2-security-advisory/missing-firmware-encryption-and-secure-boot-mechanisms","tags":["exploit"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-06T14:47:29.866611Z","id":"CVE-2026-78860","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-311","type":"CWE","lang":"en","description":"CWE-311 Missing Encryption of Sensitive Data"},{"cweId":"CWE-347","type":"CWE","lang":"en","description":"CWE-347 Improper Verification of Cryptographic Signature"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-06T14:48:15.557Z"}}]}}}