{"id":"CVE-2026-101678","aliases":["EUVD-2026-106082","GHSA-mp57-mq2j-fxq6","UBUNTU-CVE-2026-101678"],"status":"published","title":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   The...","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00354,"percentile":0.29506,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-284"],"published":"2026-10-20T21:22:16Z","modified":"2026-10-28T20:16:08Z","exploits":[{"source":"pocgithub","id":"ryanmurf/mysql-connector-j-cve-2026-101678-repro","title":"ryanmurf/mysql-connector-j-cve-2026-101678-repro","date":"2026-11-06","url":"https://github.com/ryanmurf/mysql-connector-j-cve-2026-101678-repro"}],"affected":[{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"mysql-5.5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.5.32-0ubuntu7","5.5.34-0ubuntu1","5.5.34-0ubuntu2","5.5.35-0ubuntu1","5.5.35+dfsg-1ubuntu1","5.5.37-0ubuntu0.14.04.1","5.5.38-0ubuntu0.14.04.1","5.5.40-0ubuntu0.14.04.1","5.5.41-0ubuntu0.14.04.1","5.5.43-0ubuntu0.14.04.1","5.5.44-0ubuntu0.14.04.1","5.5.46-0ubuntu0.14.04.2","5.5.47-0ubuntu0.14.04.1","5.5.49-0ubuntu0.14.04.1","5.5.50-0ubuntu0.14.04.1","5.5.52-0ubuntu0.14.04.1","5.5.53-0ubuntu0.14.04.1","5.5.54-0ubuntu0.14.04.1","5.5.55-0ubuntu0.14.04.1","5.5.57-0ubuntu0.14.04.1","5.5.58-0ubuntu0.14.04.1","5.5.59-0ubuntu0.14.04.1","5.5.60-0ubuntu0.14.04.1","5.5.61-0ubuntu0.14.04.1","5.5.62-0ubuntu0.14.04.1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"mysql-5.7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.7.11-0ubuntu4","5.7.11-0ubuntu5","5.7.11-0ubuntu6","5.7.12-0ubuntu1","5.7.12-0ubuntu1.1","5.7.13-0ubuntu0.16.04.2","5.7.15-0ubuntu0.16.04.1","5.7.16-0ubuntu0.16.04.1","5.7.17-0ubuntu0.16.04.1","5.7.17-0ubuntu0.16.04.2","5.7.18-0ubuntu0.16.04.1","5.7.19-0ubuntu0.16.04.1","5.7.20-0ubuntu0.16.04.1","5.7.21-0ubuntu0.16.04.1","5.7.22-0ubuntu0.16.04.1","5.7.23-0ubuntu0.16.04.1","5.7.24-0ubuntu0.16.04.1","5.7.25-0ubuntu0.16.04.2","5.7.26-0ubuntu0.16.04.1","5.7.27-0ubuntu0.16.04.1","5.7.28-0ubuntu0.16.04.2","5.7.29-0ubuntu0.16.04.1","5.7.30-0ubuntu0.16.04.1","5.7.31-0ubuntu0.16.04.1","5.7.32-0ubuntu0.16.04.1","5.7.33-0ubuntu0.16.04.1","5.7.35-0ubuntu0.16.04.1+esm1","5.7.36-0ubuntu0.16.04.1+esm1","5.7.37-0ubuntu0.16.04.1+esm1","5.7.38-0ubuntu0.16.04.1+esm1","5.7.39-0ubuntu0.16.04.1+esm2","5.7.40-0ubuntu0.16.04.1+esm1","5.7.41-0ubuntu0.16.04.1+esm1","5.7.42-0ubuntu0.16.04.1+esm1","5.7.43-0ubuntu0.16.04.1+esm1","5.7.44-0ubuntu0.16.04.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"mysql-5.7","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.7.19-0ubuntu1","5.7.20-0ubuntu0.17.10.1","5.7.20-1ubuntu1","5.7.21-1ubuntu1","5.7.22-0ubuntu18.04.1","5.7.23-0ubuntu0.18.04.1","5.7.24-0ubuntu0.18.04.1","5.7.25-0ubuntu0.18.04.2","5.7.26-0ubuntu0.18.04.1","5.7.27-0ubuntu0.18.04.1","5.7.28-0ubuntu0.18.04.4","5.7.29-0ubuntu0.18.04.1","5.7.30-0ubuntu0.18.04.1","5.7.31-0ubuntu0.18.04.1","5.7.32-0ubuntu0.18.04.1","5.7.33-0ubuntu0.18.04.1","5.7.34-0ubuntu0.18.04.1","5.7.35-0ubuntu0.18.04.1","5.7.35-0ubuntu0.18.04.2","5.7.36-0ubuntu0.18.04.1","5.7.37-0ubuntu0.18.04.1","5.7.38-0ubuntu0.18.04.1","5.7.39-0ubuntu0.18.04.2","5.7.40-0ubuntu0.18.04.1","5.7.41-0ubuntu0.18.04.1","5.7.42-0ubuntu0.18.04.1","5.7.43-0ubuntu0.18.04.1+esm1","5.7.44-0ubuntu0.18.04.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"mariadb-10.3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:10.3.17-1","1:10.3.18-1","1:10.3.19-1","1:10.3.21-2","1:10.3.22-1","1:10.3.22-1ubuntu1","1:10.3.25-0ubuntu0.20.04.1","1:10.3.29-0ubuntu0.20.04.1","1:10.3.30-0ubuntu0.20.04.1","1:10.3.31-0ubuntu0.20.04.1","1:10.3.32-0ubuntu0.20.04.1","1:10.3.34-0ubuntu0.20.04.1","1:10.3.37-0ubuntu0.20.04.1","1:10.3.38-0ubuntu0.20.04.1","1:10.3.39-0ubuntu0.20.04.2"]}],"products":[{"vendor":"oracle corporation","product":"mysql connectors"}],"references":[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101678"},{"url":"https://github.com/advisories/GHSA-mp57-mq2j-fxq6"},{"url":"https://ubuntu.com/security/CVE-2026-101678","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-101678","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-101678","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","status":"published","published":"2026-10-20T21:22:16.065Z","modified":"2026-10-21T21:06:55.05Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:20:10.143031Z"}],"euvd":[{"id":"EUVD-2026-106082","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","status":"published","published":"2026-10-20T21:22:16Z","modified":"2026-10-21T21:06:55Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T16:59:35.88085Z"}],"ghsa":[{"id":"GHSA-mp57-mq2j-fxq6","title":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   The...","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","status":"published","published":"2026-10-21T00:32:24Z","modified":"2026-10-21T21:32:01Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:14:13.778211Z"}],"nvd":[{"id":"CVE-2026-101678","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","status":"published","published":"2026-10-20T22:18:22.24Z","modified":"2026-10-21T21:17:35.627Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:13:01.463896Z"}],"osv":[{"id":"UBUNTU-CVE-2026-101678","description":"Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J).   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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).","status":"published","published":"2026-10-20T22:18:00Z","modified":"2026-10-28T20:16:08.875409685Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T16:55:58.519486Z"}]}}