CVE-2026-62594Network attack vector

Data modification and service disruption

Published Aug 18, 2026 · Updated Aug 20, 2026

Improper access control in Oracle Siebel CRM Integration 25.12 through 26.6 allows remote authenticated users to alter data or disrupt service. Oracle has not publicly disclosed the defective access-control check or operation within the Open Integration component. Exploitation requires high privileges and a high-complexity HTTP request; success permits critical-data creation, deletion, or modification and a hang or repeatable crash, with scope extending beyond the component.

CVSS severity7.7
High
EPSS probability0.27%
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 Siebel CRM Integration 25.12 through 26.6 allows remote authenticated users to alter data or disrupt service. Oracle has not publicly disclosed the defective access-control check or operation within the Open Integration component. Exploitation requires high privileges and a high-complexity HTTP request; success permits critical-data creation, deletion, or modification and a hang or repeatable crash, with scope extending beyond the component.

The record

CVE
CVE-2026-62594
Published
Aug 18, 2026
Updated
Aug 20, 2026
Vendor
Oracle Corporation
Product
Siebel CRM Integration
Classifications
CWE-284, T1565.001, T1499.004
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 18, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 20, 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=25.12 <=26.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle Corporation · Siebel CRM Integrationversion=25.12 <=26.6

Published CVSS scores

7.7Oracle CorporationCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/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.

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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1565.001Stored Data Manipulation
T1499.004Application or System Exploitation

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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