CVE-2026-83075 Missing authorization in Siebel CRM Cloud Applications

High 7.5 Published 15 Sep 2026 Updated 16 Sep 2026

Unauthenticated attackers can access critical data in Siebel CRM Cloud Applications via HTTP due to missing authorization controls.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-83075?

CVE-2026-83075 is a high-severity missing authorization vulnerability in Oracle Siebel Crm, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Siebel CRM Cloud Applications product of Oracle Siebel CRM (component: Siebel Cloud Manager). Supported versions that are affected are 22.3-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-83075?

It affects 1 product.

Products include Oracle Siebel Crm.

How do I fix CVE-2026-83075?

No fix has been published for CVE-2026-83075 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-83075 being exploited?

There is no known exploitation of CVE-2026-83075 in the wild and no public exploit code.

All Oracle Siebel Crm vulnerabilities

Sources

Also known as GHSA-vrhh-744j-56qr.