Skip to main content
Press slash or control plus K to focus the search. Use the arrow keys to navigate results and press enter to open a threat.
Reconnecting to live updates…
EPSS 0.1%top 84%

CVE-2026-34290: Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Identity Manager Connector. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Identity Manager Connector. in Oracle Corporation Oracle Identity Manager Connector

0
High
VulnerabilityCVE-2026-34290cvecve-2026-34290
Published: Tue Apr 21 2026 (04/21/2026, 20:35:25 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Oracle Identity Manager Connector

Description

CVE-2026-34290 is a high-severity vulnerability in Oracle Identity Manager Connector version 12. 2. 1. 4. 0. It allows an unauthenticated attacker with network access via TCP to cause a denial of service by hanging or repeatedly crashing the service. The vulnerability impacts availability but does not affect confidentiality or integrity. Oracle has included patches for this and other vulnerabilities in their April 2026 Critical Patch Update. Customers are strongly advised to apply these patches promptly to mitigate the risk.

CVSS v3.1

Score 7.5high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/29/2026, 11:35:11 UTC

Technical Analysis

This vulnerability affects Oracle Identity Manager Connector 12.2.1.4.0 and is classified under CWE-400 (uncontrolled resource consumption). It allows an unauthenticated remote attacker to cause a denial of service (hang or crash) via network access over TCP. The CVSS 3.1 base score is 7.5, reflecting high impact on availability with no impact on confidentiality or integrity. Oracle's April 2026 Critical Patch Update addresses this vulnerability among others in Fusion Middleware products. The vendor advisory strongly recommends applying the update to remediate the issue.

Potential Impact

Successful exploitation results in a complete denial of service of the Oracle Identity Manager Connector, causing the service to hang or crash repeatedly. There is no impact on confidentiality or integrity. No known exploits in the wild have been reported to date.

Mitigation Recommendations

Oracle has released patches for this vulnerability as part of the April 2026 Critical Patch Update for Fusion Middleware products. Customers should apply this update promptly to remediate the vulnerability. Oracle strongly recommends staying on actively-supported versions and applying Critical Patch Updates without delay. Patch status is confirmed as available via the vendor advisory.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Data Version
5.2
Assigner Short Name
oracle
Date Reserved
2026-03-26T19:48:45.677Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cpuapr2026.html","vendor":"Oracle"}]

Threat ID: 69e7e5a419fe3cd2cdf9f897

Added to database: 4/21/2026, 9:01:24 PM

Last enriched: 4/29/2026, 11:35:11 AM

Last updated: 6/4/2026, 8:50:36 PM

Views: 41

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses