{"id":"CVE-2026-83404","state":"PUBLISHED","title":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python).   The supported version that is affected is 26.7.0. Easily exploitable vulnerability al","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python).   The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all MySQL Connectors accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).","publishedAt":"2026-10-20T21:23:48.172Z","updatedAt":"2026-10-27T18:43:16.741Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"oracle"},"assigner":"oracle","products":["Oracle Corporation MySQL Connectors"],"affected":[{"vendor":"Oracle Corporation","product":"MySQL Connectors","versions":[{"version":"26.7.0","status":"affected","versionType":"semver"}]}],"references":["https://www.oracle.com/security-alerts/cpuoct2026.html"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/83xxx/CVE-2026-83404.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-83404","state":"PUBLISHED","datePublished":"2026-10-20T21:23:48.172Z","dateUpdated":"2026-10-27T18:43:16.741Z","assignerShortName":"oracle","assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","dateReserved":"2026-08-31T15:40:57.357Z"},"containers":{"cna":{"descriptions":[{"lang":"en-US","value":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python).   The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all MySQL Connectors accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)."}],"affected":[{"vendor":"Oracle Corporation","product":"MySQL Connectors","versions":[{"version":"26.7.0","status":"affected","versionType":"semver"}]}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","name":"Oracle Advisory","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en-US","description":"Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all MySQL Connectors accessible data."}]}],"providerMetadata":{"shortName":"oracle","orgId":"43595867-4340-4103-b7a2-9a5208d29a85","dateUpdated":"2026-10-20T21:23:48.172Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:mysql_connector\\/python:26.7.0:*:*:*:*:*:*:*"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-27T18:42:37.795529Z","id":"CVE-2026-83404","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","type":"CWE","lang":"en","description":"CWE-306 Missing Authentication for Critical Function"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-27T18:43:16.741Z"}}]}}}