CVE-2026-83073

Unauthenticated read and modification of application data

Published Sep 15, 2026 · Updated Sep 15, 2026

An unspecified flaw in Oracle Siebel CRM Cloud Applications 22.3 through 26.7 allows remote attackers to read and modify application data. Oracle has not published the flawed operation in the Siebel Cloud Manager component or the input that reaches it. Exploitation requires unauthenticated access from the physical communication segment attached to the host and grants complete read and modification access to application data without affecting availability.

CVSS severity8.1
High
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

An unspecified flaw in Oracle Siebel CRM Cloud Applications 22.3 through 26.7 allows remote attackers to read and modify application data. Oracle has not published the flawed operation in the Siebel Cloud Manager component or the input that reaches it. Exploitation requires unauthenticated access from the physical communication segment attached to the host and grants complete read and modification access to application data without affecting availability.

The record

CVE
CVE-2026-83073
Published
Sep 15, 2026
Updated
Sep 15, 2026
Vendor
Oracle
Product
Siebel CRM Cloud Applications
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=22.3 <=26.7

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Oracle · Siebel CRM Cloud Applicationsversion=22.3 <=26.7

Published CVSS scores

8.1OracleCVSS:3.1/AV:A/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)
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.

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Technologies

Your stack

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Your stack

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