CVE-2026-70806 Missing authorization in Oracle E-Business Tax

High 7.1 Published 18 Aug 2026 Updated 24 Aug 2026

A low-privileged attacker can modify or delete critical data and cause a denial of service in Oracle E-Business Tax due to missing authorization checks.

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-2026-70806?

CVE-2026-70806 is a high-severity missing authorization vulnerability in Oracle E-Business Tax, 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 Oracle E-Business Tax product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle E-Business Tax executes to compromise Oracle E-Business Tax. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle E-Business Tax accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle E-Business Tax. CVSS 3.1 Base Score 7.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H).

Weakness: CWE-306

Which versions are affected by CVE-2026-70806?

It affects 1 product.

Products include Oracle E-Business Tax.

How do I fix CVE-2026-70806?

No fix has been published for CVE-2026-70806 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-2026-70806 being exploited?

There is no known exploitation of CVE-2026-70806 in the wild and no public exploit code.

Sources

Also known as GHSA-g94q-9x7p-jr3r.