{"id":"CVE-2026-21939","state":"PUBLISHED","title":"Vulnerability in the SQLcl component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.0. Difficult to exploit vulnerability allows unauthenticated ","description":"Vulnerability in the SQLcl component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.0. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where SQLcl executes to compromise SQLcl.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of SQLcl. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).","publishedAt":"2026-01-20T21:56:26.084Z","updatedAt":"2026-02-26T14:44:40.401Z","severity":{"score":7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"oracle"},"assigner":"oracle","products":["Oracle Corporation Oracle Database Server"],"affected":[{"vendor":"Oracle Corporation","product":"Oracle Database Server","versions":[{"version":"23.4.0","status":"affected","lessThanOrEqual":"23.26.0","versionType":"custom"}]}],"references":["https://www.oracle.com/security-alerts/cpujan2026.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21939.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21939","state":"PUBLISHED","datePublished":"2026-01-20T21:56:26.084Z","dateUpdated":"2026-02-26T14:44:40.401Z","assignerShortName":"oracle","assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","dateReserved":"2026-01-05T18:07:34.711Z"},"containers":{"cna":{"descriptions":[{"lang":"en-US","value":"Vulnerability in the SQLcl component of Oracle Database Server.  Supported versions that are affected are 23.4.0-23.26.0. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where SQLcl executes to compromise SQLcl.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of SQLcl. CVSS 3.1 Base Score 7.0 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)."}],"affected":[{"vendor":"Oracle Corporation","product":"Oracle Database Server","versions":[{"version":"23.4.0","status":"affected","lessThanOrEqual":"23.26.0","versionType":"custom"}]}],"references":[{"url":"https://www.oracle.com/security-alerts/cpujan2026.html","name":"Oracle Advisory","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en-US","description":"Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where SQLcl executes to compromise SQLcl.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of SQLcl."}]}],"providerMetadata":{"shortName":"oracle","orgId":"43595867-4340-4103-b7a2-9a5208d29a85","dateUpdated":"2026-01-20T21:56:26.084Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:database_-_sqlcl:*:*:*:*:*:*:*:*","versionStartIncluding":"23.4.0","versionEndIncluding":"23.26.0"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-21939","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-01-22T04:55:36.812125Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T14:44:40.401Z"}}]}}}