HOMEVULNERABILITIESCVE-2026-21992
CRITICAL

CVE-2026-21992

Published: March 20, 2026· Updated: Mar 23, 2026

9.8
CVSS v3.1
EPSS:0.03%probability of exploitation in 30 daysPercentile:6.5th

Official Description

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).

NVD Source

Technical Analysis

CVE-2026-21992 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Oracle2 products
identity managerweb services manager
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

News & Research Mentioning CVE-2026-21992

Oracle Releases Emergency Patch for Critical Identity Manager Vulnerability
SecurityWeek· Mar 23, 2026

CVE-2026-21992 can be used without authentication for remote code execution and it may have been exploited in the wild. The post Oracle Releases Emergency Patch for Critical Identity Manager Vulnerability appeared first on SecurityWeek. [xlite_meta score:50 src:SecurityWeek xlite_fp:7aa49db939b13cf66f93f046d5be21ea8608c36b91d2c6f12cd38696673d497d]

Oracle vulnerability (CVE-2026-21992) impacts core products
Sophos X-Ops· Mar 22, 2026

Categories: Threat Research Tags: advisory, vulnerability, Oracle [xlite_meta score:36 src:Sophos X-Ops xlite_fp:9b63cd3876b86ad1866a29d900669e14d09df79f23b505d952fc67d4a30c1a6c]

Oracle Patches Critical CVE-2026-21992 Enabling Unauthenticated RCE in Identity Manager
The Hacker News· Mar 21, 2026

Oracle has released security updates to address a critical security flaw impacting Identity Manager and Web Services Manager that could be exploited to achieve remote code execution. The vulnerability, tracked as CVE-2026-21992, carries a CVSS score of 9.8 out of a maximum of 10.0. "This vulnerability is remotely exploitable without authentication," Oracle said in an advisory. "If successfully [xlite_meta score:53 src:The Hacker News xlite_fp:6c6ebd2d5cc3dddc766daf4c2b088cb80e46f2415a4cefd58a85dc826cfa182e]

Oracle pushes emergency fix for critical Identity Manager RCE flaw
BleepingComputer· Mar 20, 2026

Oracle has released an out-of-band security update to fix a critical unauthenticated remote code execution vulnerability in Identity Manager and Web Services Manager tracked as CVE-2026-21992. [...] [xlite_meta score:58 src:BleepingComputer xlite_fp:b07cab86bc97a7a141aea778ed618edf3199c5709075b02f82683924681673fd]

All References (1)

Quick Facts

CVE IDCVE-2026-21992
CVSS Score9.8 / 10
SeverityCRITICAL
CISA KEVNo
EPSS (30d)0.03%
Affected1 vendor
PublishedMar 20, 2026

Known Threat Actors

B0
financial
pear
financial
core
financial

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-21992 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.