CVE-2026-21992

What is CVE-2026-21992?

Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: REST WebServices) and Oracle Web Services Manager product of Oracle Fusion Middleware (component: Web Services Security). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Identity Manager and Oracle Web Services Manager. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager and Oracle Web Services Manager. Note: Oracle Web Services Manager is installed with an Oracle Fusion Middleware Infrastructure. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Timeline

• 2026-03-20Published to the U.S. National Vulnerability Database (NVD)
• 2026-03-21First covered in a defend.network daily briefing
• 2026-06-17NVD record last updated

Affected product

Oracle Identity Manager

NVD also lists CPE entries for: Oracle Identity Manager, Oracle Web Services Manager

References

• https://www.oracle.com/security-alerts/alert-cve-2026-21992.html
• https://nvd.nist.gov/vuln/detail/CVE-2026-21992

Referenced in our briefings & reports

• Russian phishing on Signal/WhatsApp; Oracle RCE exploited (2026-03-23)
• Oracle RCE exploited; Iran wiper hits healthcare; Trivy worm spreads (2026-03-22)
• Oracle Identity Manager, Langflow exploited; Trivy supply-chain worm (2026-03-21)

Related vulnerabilities

• CVE-2026-35273 – Oracle PeopleSoft Enterprise PeopleTools (same vendor)
• CVE-2026-46817 – Oracle E-Business Suite (same vendor)
• CVE-2026-21962 – Oracle HTTP Server And Oracle Weblogic Server Proxy Plug-In (same vendor)
• CVE-2024-21182 – Oracle WebLogic Server (same vendor)
• CVE-2026-76480 (same weakness: CWE-306)
• CVE-2026-85889 – Microsoft Azure Ai Foundry (same weakness: CWE-306)

Oracle: 46 known exploited vulnerabilities (CISA KEV) →