CVE-2026-83428Network attack vector

Authenticated critical-data disclosure and modification

Published Sep 15, 2026 · Updated Sep 15, 2026

Authorization flaw in Oracle Demand Signal Repository 12.2.3 through 12.2.15 allows remote authenticated users to read and modify critical data. Oracle identifies the affected locus only as Internal Operations and has not disclosed the faulty operation or input handling. A low-privileged account and HTTP network access are required; successful attacks expose or alter any repository-accessible data without affecting availability.

CVSS severity8.1
High
EPSS probability0.36%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authorization flaw in Oracle Demand Signal Repository 12.2.3 through 12.2.15 allows remote authenticated users to read and modify critical data. Oracle identifies the affected locus only as Internal Operations and has not disclosed the faulty operation or input handling. A low-privileged account and HTTP network access are required; successful attacks expose or alter any repository-accessible data without affecting availability.

The record

CVE
CVE-2026-83428
Published
Sep 15, 2026
Updated
Sep 15, 2026
Vendor
Oracle
Product
Oracle Demand Signal Repository
Classifications
T1565.001, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=12.2.3 <=12.2.15

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Oracle · Oracle Demand Signal Repositoryversion=12.2.3 <=12.2.15

Published CVSS scores

8.1OracleCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1565.001Stored Data Manipulation
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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