CVE-2026-83065

Unauthenticated takeover from adjacent network segment

Published Sep 15, 2026 · Updated Sep 15, 2026

Oracle WebCenter Portal 14.1.2.0.0 allows unauthenticated attackers on an adjacent network segment to take over the portal. Oracle has not disclosed the specific Runtime Tools locus or the incorrect operation performed on crafted adjacent-segment traffic. Exploitation requires access to the hardware's attached communication segment, but successful exploitation grants complete control of the portal.

CVSS severity7.5
High
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Oracle WebCenter Portal 14.1.2.0.0 allows unauthenticated attackers on an adjacent network segment to take over the portal. Oracle has not disclosed the specific Runtime Tools locus or the incorrect operation performed on crafted adjacent-segment traffic. Exploitation requires access to the hardware's attached communication segment, but successful exploitation grants complete control of the portal.

The record

CVE
CVE-2026-83065
Published
Sep 15, 2026
Updated
Sep 15, 2026
Vendor
Oracle
Product
Oracle WebCenter Portal
Classifications
Unavailable
Attack vector
adjacent
Privileges
unauthenticated

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=14.1.2.0.0

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Oracle · Oracle WebCenter Portalversion=14.1.2.0.0

Published CVSS scores

7.5OracleCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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