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Vulnerability DatabaseCVE-2026-21939

CVE-2026-21939: 
Oracle Database Server vulnerability analysis and mitigation

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).

Source: NVD

Related Oracle Database Server vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-21939HIGH7
  • Oracle Database ServerOracle Database Server
  • cpe:2.3:a:oracle:database_server
NoNoJan 20, 2026
CVE-2025-53047MEDIUM5.8
  • Oracle Database ServerOracle Database Server
  • cpe:2.3:a:oracle:database_server
NoNoOct 21, 2025
CVE-2025-50070MEDIUM5.3
  • Oracle Database ServerOracle Database Server
  • cpe:2.3:a:oracle:database_server
NoNoJul 15, 2025
CVE-2025-61749LOW2.7
  • Oracle Database ServerOracle Database Server
  • cpe:2.3:a:oracle:database_server
NoNoOct 21, 2025
CVE-2025-53051LOW2.7
  • Oracle Database ServerOracle Database Server
  • cpe:2.3:a:oracle:database_server
NoNoOct 21, 2025

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