{"id":"CVE-2026-83333","title":"Vulnerability in the Oracle Net Services component of Oracle Database Server","summary":"Vulnerability in the Oracle Net Services component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net t…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400"],"vendor":"Oracle Corporation","product":"Oracle Database Server","affected":["oracle_database_server >= 23.4.0 <= 23.26.3"],"published":"2026-09-15","updated":"2026-09-16","sourceUpdated":"2026-09-16T19:42:12.090","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-83333","references":[{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","label":"secalert_us@oracle.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-15T23:12:53.143793Z"},"ingestedAt":"2026-09-15T20:44:02.529Z","epss":0.0046,"epssPercentile":0.39045,"slug":"CVE-2026-83333","body":"## Overview\n\nVulnerability in the Oracle Net Services component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Net Services.  Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Net Services. CVSS 3.1 Base Score 7.5 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}