Skip to main content

CVE-2026-83231: Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. in Oracle Corporation Helidon

0
High
VulnerabilityCVE-2026-83231cvecve-2026-83231
Published: 09/15/2026 (09/15/2026, 20:04:28 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Helidon

Description

CVE-2026-83231 is a high-severity vulnerability in Oracle Helidon affecting versions 3.0.0 through 3.2.20 and 4.0.0 through 4.5.4. It allows an unauthenticated attacker with network access via HTTP to potentially gain unauthorized access to critical data, perform unauthorized data modifications, and cause a partial denial of service. The vulnerability is difficult to exploit but can lead to significant confidentiality, integrity, and availability impacts. Oracle has released a Critical Security Patch Update addressing this and many other vulnerabilities.

CVSS v3.1

Score 7.0high

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

Affected software

Oracle Corporation

Helidon

Affected versions
>=3.0.0 <=3.2.20>=4.0.0 <=4.5.4

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/15/2026, 22:54:17 UTC

Technical Analysis

This vulnerability exists in the helidon-dbclient-mongodb component of Oracle Helidon. It allows an unauthenticated attacker with network access via HTTP to compromise the Helidon product. Successful exploitation can result in unauthorized access to critical or all accessible data, unauthorized update, insert, or delete operations on some data, and the ability to cause a partial denial of service. The CVSS 3.1 base score is 7.0, reflecting high impact on confidentiality, moderate impact on integrity, and moderate impact on availability. The affected versions are 3.0.0 through 3.2.20 and 4.0.0 through 4.5.4. Oracle has included this fix in their September 2026 Critical Security Patch Update.

Potential Impact

An attacker exploiting this vulnerability can gain unauthorized access to critical data or all data accessible by Helidon, perform unauthorized data modifications such as updates, inserts, or deletions on some data, and cause a partial denial of service affecting availability. The vulnerability affects confidentiality, integrity, and availability, with the highest impact on confidentiality.

Mitigation Recommendations

Oracle has released security patches for this vulnerability as part of the September 2026 Critical Security Patch Update. Users of Oracle Helidon versions 3.0.0 through 3.2.20 and 4.0.0 through 4.5.4 should apply the relevant patches promptly to remediate this vulnerability. Oracle strongly recommends remaining on actively supported versions and applying security patches without delay.

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
2026-08-31T15:40:57.348Z
Cvss Version
3.1
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]

Threat ID: 6aa9a82f55bf5e2cf55380ed

Added to database: 09/15/2026, 20:18:55 UTC

Last enriched: 09/15/2026, 22:54:17 UTC

Last updated: 09/16/2026, 00:47:09 UTC

Views: 3

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