CVE-2026-62594

High

Description

Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: Open Integration). Supported versions that are affected are 25.12-26.6. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Siebel CRM Integration. While the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM Integration accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Integration. CVSS 3.1 Base Score 7.7 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H).

SeverityHigh
CVSS7.7
Exploit probability—
ProductOracle Siebel Crm
PublishedAug 18, 2026
First seenAug 18, 2026

How to fix

Affected products

ProductAffected versionsFixed in
oracle siebel_crm25.12 ≤ v ≤ 26.6—

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