CVE-2026-83073 Missing authorization in Siebel CRM Cloud Applications
Unauthenticated attackers on the local network can read, create, delete, or modify critical Siebel CRM Cloud data due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-83073?
CVE-2026-83073 is a high-severity missing authorization vulnerability in Oracle Corporation Siebel CRM Cloud Applications, published on 15 Sep 2026. It can only be exploited from the same machine or local network, 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 access to the physical communication segment attached to the hardware where the Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM Cloud Applications accessible data as well as unauthorized access to critical data or complete access to all Siebel CRM Cloud Applications accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N).
Weakness: CWE-284
Which versions are affected by CVE-2026-83073?
How do I fix CVE-2026-83073?
No fix has been published for CVE-2026-83073 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-2026-83073 being exploited?
There is no known exploitation of CVE-2026-83073 in the wild and no public exploit code.
Sources
Also known as GHSA-gmfp-9x58-47cr.