CVE-2026-83087 Missing authorization in Siebel CRM Cloud Applications
Low-privileged attackers can bypass authorization to read, create, delete, or modify critical Siebel CRM data via HTTP.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-83087?
CVE-2026-83087 is a high-severity missing authorization vulnerability in Oracle Corporation Siebel CRM Cloud Applications, published on 15 Sep 2026. Any signed-in user can exploit it over the 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. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Cloud Applications. While the vulnerability is in Siebel CRM Cloud Applications, 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 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 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N).
Weakness: CWE-284
Which versions are affected by CVE-2026-83087?
How do I fix CVE-2026-83087?
No fix has been published for CVE-2026-83087 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-2026-83087 being exploited?
There is no known exploitation of CVE-2026-83087 in the wild and no public exploit code.
Sources
Also known as GHSA-89hv-6h65-g25h.