CVE-2026-62587 Missing authorization in Siebel CRM Administration

High 7.1 Published 18 Aug 2026 Updated 21 Aug 2026

Low-privileged attackers can access and modify Siebel CRM Administration data via HTTP due to missing authorization checks.

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-2026-62587?

CVE-2026-62587 is a high-severity missing authorization vulnerability in Oracle Siebel Crm, published on 18 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Siebel CRM Administration product of Oracle Siebel CRM (component: Data Archival). Supported versions that are affected are 25.12-26.6. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Administration. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel CRM Administration accessible data as well as unauthorized update, insert or delete access to some of Siebel CRM Administration accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-62587?

It affects 1 product.

Products include Oracle Siebel Crm.

How do I fix CVE-2026-62587?

No fix has been published for CVE-2026-62587 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-2026-62587 being exploited?

There is no known exploitation of CVE-2026-62587 in the wild and no public exploit code.

All Oracle Siebel Crm vulnerabilities

Sources

Also known as GHSA-x7x5-pc8h-r2mq.