CVE-2026-34287Network attack vector

Unauthenticated data access and modification via undisclosed flaw

Published Apr 21, 2026 · Updated Apr 21, 2026

Improper access control in Oracle Identity Manager Connector 12.2.1.4.0 allows remote attackers to read and modify critical data via HTTPS. Oracle has not disclosed the affected Core locus or the incorrect access-control operation performed on untrusted HTTPS requests. Network access alone is sufficient and no authentication or user interaction is required; successful exploitation affects data confidentiality and integrity without interrupting service.

CVSS severity9.1
Critical
EPSS probability0.35%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Oracle Identity Manager Connector 12.2.1.4.0 allows remote attackers to read and modify critical data via HTTPS. Oracle has not disclosed the affected Core locus or the incorrect access-control operation performed on untrusted HTTPS requests. Network access alone is sufficient and no authentication or user interaction is required; successful exploitation affects data confidentiality and integrity without interrupting service.

The record

CVE
CVE-2026-34287
Published
Apr 21, 2026
Updated
Apr 21, 2026
Vendor
Oracle
Product
Oracle Identity Manager Connectors
Classifications
CWE-284
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 21, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 21, 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=12.2.1.4.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle · Oracle Identity Manager Connectorsversion=12.2.1.4.0

Published CVSS scores

9.1OracleCVSS:3.1/AV:N/AC:L/PR:N/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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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