CVE-2026-62454 Privilege escalation in Siebel CRM Cloud Applications

High 7.8 Published 18 Aug 2026 Updated 21 Aug 2026

A low-privileged attacker with local access can escalate privileges to take over Siebel CRM Cloud Applications, requiring immediate patching.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-62454?

CVE-2026-62454 is a high-severity vulnerability in Oracle Siebel Crm, published on 18 Aug 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 22.3-26.6. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Siebel CRM Cloud Applications executes to compromise Siebel CRM Cloud Applications. Successful attacks of this vulnerability can result in takeover of Siebel CRM Cloud Applications. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-284

Which versions are affected by CVE-2026-62454?

It affects 1 product.

Products include Oracle Siebel Crm.

How do I fix CVE-2026-62454?

No fix has been published for CVE-2026-62454 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-62454 being exploited?

There is no known exploitation of CVE-2026-62454 in the wild and no public exploit code.

All Oracle Siebel Crm vulnerabilities

Sources

Also known as GHSA-4wrh-7cfv-pf4r.