CVE-2026-91436 Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure).
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-91436?
CVE-2026-91436 is a low-severity vulnerability in Oracle Corporation Siebel CRM Deployment, published on 20 Oct 2026.
Official description
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.9. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Siebel CRM Deployment executes to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel CRM Deployment accessible data as well as unauthorized read access to a subset of Siebel CRM Deployment accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 3.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L).
Weakness: CWE-284
Which versions are affected by CVE-2026-91436?
How do I fix CVE-2026-91436?
No fix has been published for CVE-2026-91436 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-91436 being exploited?
There is no known exploitation of CVE-2026-91436 in the wild and no public exploit code.
Sources
Also known as GHSA-4mxp-6357-hwm8.