CVE-2026-70747 Auth bypass in Oracle Customers Online

High 8.8 Published 18 Aug 2026 Updated 25 Aug 2026

A low-privileged attacker can exploit this vulnerability to take over the Oracle Customers Online application 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-2026-70747?

CVE-2026-70747 is a high-severity authentication bypass vulnerability in Oracle Customers Online, 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 Oracle Customers Online product of Oracle E-Business Suite (component: Customer Tab). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Customers Online. Successful attacks of this vulnerability can result in takeover of Oracle Customers Online. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-284

Which versions are affected by CVE-2026-70747?

It affects 1 product.

Products include Oracle Customers Online.

How do I fix CVE-2026-70747?

No fix has been published for CVE-2026-70747 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-70747 being exploited?

There is no known exploitation of CVE-2026-70747 in the wild and no public exploit code.

Sources

Also known as GHSA-v773-v4xj-27m7.