CVE-2026-83220 Oracle Siebel CRM Integration - Broken Access Control

Oracle Siebel CRM Integration 23.6-26.7 contains an unauthorized data access vulnerability caused by insufficient access control in Event Publish and Subscribe, letting unauthenticated attackers with physical network access modify or access critical data.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.27% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
15 September 2026
Updated
15 October 2026
Weakness
CWE-284

Vendor fix

Update to the latest version beyond 26.7.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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