Affects Oracle Identity Manager and Oracle Web Services Manager in Fusion Middleware; unauthenticated remote takeover; high impact across enterprises.
CVE-2026-21992
Unauthenticated remote takeover of Oracle Identity Manager/OWSM.
Is CVE-2026-21992 being exploited?
Not confirmed. CVE-2026-21992 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 1.0% probability of exploitation in the next 30 days.
How severe is CVE-2026-21992?
CVE-2026-21992 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-21992?
Yes. A fix has been recorded for CVE-2026-21992. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-21992 affect?
CVE-2026-21992 affects Oracle Identity Manager (OIM), Oracle Web Services Manager (OWSM), Oracle Fusion Middleware 12.2.1.4.0, Oracle Fusion Middleware 14.1.2.1.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-21992?
Patch ASAP when available; restrict access to affected services.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can take over OIM/OWSM via HTTP, gaining full control and causing data loss, tampering, and downtime.
Immediate action required
- affected12.2.1.4.0
- affected14.1.2.1.0
- affected12.2.1.4.0
- affected14.1.2.1.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.